Home / 4,355.38-6,531.90-1,889.62

Finding the Fourth Proportional to 4,355.38, 6,531.90 and 1,889.62

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Solution

The fourth proportional to 4,355.38, 6,531.90 and 1,889.62 is: 2,833.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,355.38 : 6,531.90 = 1,889.62 : x
  2. Step 2: Convert to fraction form
    4,355.38/6,531.90 = 1,889.62/x
  3. Step 3: Cross multiply
    4,355.38x = 6,531.90 × 1,889.62
  4. Step 4: Simplify right side
    4,355.38x = 12,342,817.04
  5. Step 5: Solve for x
    x = 12,342,817.04/4,355.38
  6. Step 6: Final answer
    x = 2,833.92

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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.