Home / 10,560.62-15,840.92-2,769.42

Finding the Fourth Proportional to 10,560.62, 15,840.92 and 2,769.42

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Solution

The fourth proportional to 10,560.62, 15,840.92 and 2,769.42 is: 4,154.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,560.62 : 15,840.92 = 2,769.42 : x
  2. Step 2: Convert to fraction form
    10,560.62/15,840.92 = 2,769.42/x
  3. Step 3: Cross multiply
    10,560.62x = 15,840.92 × 2,769.42
  4. Step 4: Simplify right side
    10,560.62x = 43,870,146.82
  5. Step 5: Solve for x
    x = 43,870,146.82/10,560.62
  6. Step 6: Final answer
    x = 4,154.13

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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.