Home / 5,008.38-7,512.36-1,260.15

Finding the Fourth Proportional to 5,008.38, 7,512.36 and 1,260.15

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Solution

The fourth proportional to 5,008.38, 7,512.36 and 1,260.15 is: 1,890.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,008.38 : 7,512.36 = 1,260.15 : x
  2. Step 2: Convert to fraction form
    5,008.38/7,512.36 = 1,260.15/x
  3. Step 3: Cross multiply
    5,008.38x = 7,512.36 × 1,260.15
  4. Step 4: Simplify right side
    5,008.38x = 9,466,700.45
  5. Step 5: Solve for x
    x = 9,466,700.45/5,008.38
  6. Step 6: Final answer
    x = 1,890.17

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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.