Home / 10,708.20-14,775.66-6,231.24

Finding the Fourth Proportional to 10,708.20, 14,775.66 and 6,231.24

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Solution

The fourth proportional to 10,708.20, 14,775.66 and 6,231.24 is: 8,598.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,708.20 : 14,775.66 = 6,231.24 : x
  2. Step 2: Convert to fraction form
    10,708.20/14,775.66 = 6,231.24/x
  3. Step 3: Cross multiply
    10,708.20x = 14,775.66 × 6,231.24
  4. Step 4: Simplify right side
    10,708.20x = 92,070,683.62
  5. Step 5: Solve for x
    x = 92,070,683.62/10,708.20
  6. Step 6: Final answer
    x = 8,598.15

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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.