Home / 4,415.23-6,622.85-1,295.25

Finding the Fourth Proportional to 4,415.23, 6,622.85 and 1,295.25

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Solution

The fourth proportional to 4,415.23, 6,622.85 and 1,295.25 is: 1,942.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,415.23 : 6,622.85 = 1,295.25 : x
  2. Step 2: Convert to fraction form
    4,415.23/6,622.85 = 1,295.25/x
  3. Step 3: Cross multiply
    4,415.23x = 6,622.85 × 1,295.25
  4. Step 4: Simplify right side
    4,415.23x = 8,578,246.46
  5. Step 5: Solve for x
    x = 8,578,246.46/4,415.23
  6. Step 6: Final answer
    x = 1,942.88

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Double scale
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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.