Home / 4,294.38-6,437.85-1,663.72

Finding the Fourth Proportional to 4,294.38, 6,437.85 and 1,663.72

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Solution

The fourth proportional to 4,294.38, 6,437.85 and 1,663.72 is: 2,494.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,294.38 : 6,437.85 = 1,663.72 : x
  2. Step 2: Convert to fraction form
    4,294.38/6,437.85 = 1,663.72/x
  3. Step 3: Cross multiply
    4,294.38x = 6,437.85 × 1,663.72
  4. Step 4: Simplify right side
    4,294.38x = 10,710,779.80
  5. Step 5: Solve for x
    x = 10,710,779.80/4,294.38
  6. Step 6: Final answer
    x = 2,494.14

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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.