Home / 8,759.98-12,088.85-4,781.16

Finding the Fourth Proportional to 8,759.98, 12,088.85 and 4,781.16

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Solution

The fourth proportional to 8,759.98, 12,088.85 and 4,781.16 is: 6,598.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,759.98 : 12,088.85 = 4,781.16 : x
  2. Step 2: Convert to fraction form
    8,759.98/12,088.85 = 4,781.16/x
  3. Step 3: Cross multiply
    8,759.98x = 12,088.85 × 4,781.16
  4. Step 4: Simplify right side
    8,759.98x = 57,798,726.07
  5. Step 5: Solve for x
    x = 57,798,726.07/8,759.98
  6. Step 6: Final answer
    x = 6,598.04

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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.