Home / 10,177.93-15,265.29-2,782.96

Finding the Fourth Proportional to 10,177.93, 15,265.29 and 2,782.96

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Solution

The fourth proportional to 10,177.93, 15,265.29 and 2,782.96 is: 4,174.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,177.93 : 15,265.29 = 2,782.96 : x
  2. Step 2: Convert to fraction form
    10,177.93/15,265.29 = 2,782.96/x
  3. Step 3: Cross multiply
    10,177.93x = 15,265.29 × 2,782.96
  4. Step 4: Simplify right side
    10,177.93x = 42,482,691.46
  5. Step 5: Solve for x
    x = 42,482,691.46/10,177.93
  6. Step 6: Final answer
    x = 4,174.00

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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.