Home / 10,512.77-15,750.02-6,116.90

Finding the Fourth Proportional to 10,512.77, 15,750.02 and 6,116.90

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Solution

The fourth proportional to 10,512.77, 15,750.02 and 6,116.90 is: 9,164.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,512.77 : 15,750.02 = 6,116.90 : x
  2. Step 2: Convert to fraction form
    10,512.77/15,750.02 = 6,116.90/x
  3. Step 3: Cross multiply
    10,512.77x = 15,750.02 × 6,116.90
  4. Step 4: Simplify right side
    10,512.77x = 96,341,188.00
  5. Step 5: Solve for x
    x = 96,341,188.00/10,512.77
  6. Step 6: Final answer
    x = 9,164.21

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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.