Home / 10,562.92-15,843.18-2,772.34

Finding the Fourth Proportional to 10,562.92, 15,843.18 and 2,772.34

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Solution

The fourth proportional to 10,562.92, 15,843.18 and 2,772.34 is: 4,158.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,562.92 : 15,843.18 = 2,772.34 : x
  2. Step 2: Convert to fraction form
    10,562.92/15,843.18 = 2,772.34/x
  3. Step 3: Cross multiply
    10,562.92x = 15,843.18 × 2,772.34
  4. Step 4: Simplify right side
    10,562.92x = 43,922,681.64
  5. Step 5: Solve for x
    x = 43,922,681.64/10,562.92
  6. Step 6: Final answer
    x = 4,158.20

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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.