Home / 5,132.30-7,688.50-3,371.96

Finding the Fourth Proportional to 5,132.30, 7,688.50 and 3,371.96

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Solution

The fourth proportional to 5,132.30, 7,688.50 and 3,371.96 is: 5,051.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,132.30 : 7,688.50 = 3,371.96 : x
  2. Step 2: Convert to fraction form
    5,132.30/7,688.50 = 3,371.96/x
  3. Step 3: Cross multiply
    5,132.30x = 7,688.50 × 3,371.96
  4. Step 4: Simplify right side
    5,132.30x = 25,925,325.25
  5. Step 5: Solve for x
    x = 25,925,325.25/5,132.30
  6. Step 6: Final answer
    x = 5,051.41

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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.