Home / 10,714.92-16,082.75-5,172.17

Finding the Fourth Proportional to 10,714.92, 16,082.75 and 5,172.17

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Solution

The fourth proportional to 10,714.92, 16,082.75 and 5,172.17 is: 7,763.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,714.92 : 16,082.75 = 5,172.17 : x
  2. Step 2: Convert to fraction form
    10,714.92/16,082.75 = 5,172.17/x
  3. Step 3: Cross multiply
    10,714.92x = 16,082.75 × 5,172.17
  4. Step 4: Simplify right side
    10,714.92x = 83,182,610.79
  5. Step 5: Solve for x
    x = 83,182,610.79/10,714.92
  6. Step 6: Final answer
    x = 7,763.25

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1.5x scale

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.