Home / 6,461.75-9,691.23-2,950.76

Finding the Fourth Proportional to 6,461.75, 9,691.23 and 2,950.76

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Solution

The fourth proportional to 6,461.75, 9,691.23 and 2,950.76 is: 4,425.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,461.75 : 9,691.23 = 2,950.76 : x
  2. Step 2: Convert to fraction form
    6,461.75/9,691.23 = 2,950.76/x
  3. Step 3: Cross multiply
    6,461.75x = 9,691.23 × 2,950.76
  4. Step 4: Simplify right side
    6,461.75x = 28,596,445.38
  5. Step 5: Solve for x
    x = 28,596,445.38/6,461.75
  6. Step 6: Final answer
    x = 4,425.50

Related Problems

Find fourth proportional to 3,230.87, 4,845.62 and 1,475.38
Half scale
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Double scale
Find fourth proportional to 6,462.75, 9,692.73 and 2,951.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.