Home / 10,964.48-15,125.92-6,714.24

Finding the Fourth Proportional to 10,964.48, 15,125.92 and 6,714.24

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Solution

The fourth proportional to 10,964.48, 15,125.92 and 6,714.24 is: 9,262.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,964.48 : 15,125.92 = 6,714.24 : x
  2. Step 2: Convert to fraction form
    10,964.48/15,125.92 = 6,714.24/x
  3. Step 3: Cross multiply
    10,964.48x = 15,125.92 × 6,714.24
  4. Step 4: Simplify right side
    10,964.48x = 101,559,057.10
  5. Step 5: Solve for x
    x = 101,559,057.10/10,964.48
  6. Step 6: Final answer
    x = 9,262.55

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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.