Home / 6,494.20-9,743.10-4,307.20

Finding the Fourth Proportional to 6,494.20, 9,743.10 and 4,307.20

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Solution

The fourth proportional to 6,494.20, 9,743.10 and 4,307.20 is: 6,461.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,494.20 : 9,743.10 = 4,307.20 : x
  2. Step 2: Convert to fraction form
    6,494.20/9,743.10 = 4,307.20/x
  3. Step 3: Cross multiply
    6,494.20x = 9,743.10 × 4,307.20
  4. Step 4: Simplify right side
    6,494.20x = 41,965,480.32
  5. Step 5: Solve for x
    x = 41,965,480.32/6,494.20
  6. Step 6: Final answer
    x = 6,461.99

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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.