Home / 8,787.03-12,126.03-5,010.35

Finding the Fourth Proportional to 8,787.03, 12,126.03 and 5,010.35

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Solution

The fourth proportional to 8,787.03, 12,126.03 and 5,010.35 is: 6,914.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,787.03 : 12,126.03 = 5,010.35 : x
  2. Step 2: Convert to fraction form
    8,787.03/12,126.03 = 5,010.35/x
  3. Step 3: Cross multiply
    8,787.03x = 12,126.03 × 5,010.35
  4. Step 4: Simplify right side
    8,787.03x = 60,755,593.78
  5. Step 5: Solve for x
    x = 60,755,593.78/8,787.03
  6. Step 6: Final answer
    x = 6,914.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.