Home / 10,787.23-14,882.90-6,070.60

Finding the Fourth Proportional to 10,787.23, 14,882.90 and 6,070.60

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Solution

The fourth proportional to 10,787.23, 14,882.90 and 6,070.60 is: 8,375.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,787.23 : 14,882.90 = 6,070.60 : x
  2. Step 2: Convert to fraction form
    10,787.23/14,882.90 = 6,070.60/x
  3. Step 3: Cross multiply
    10,787.23x = 14,882.90 × 6,070.60
  4. Step 4: Simplify right side
    10,787.23x = 90,348,132.74
  5. Step 5: Solve for x
    x = 90,348,132.74/10,787.23
  6. Step 6: Final answer
    x = 8,375.47

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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.