Home / 5,319.32-7,975.55-2,545.92

Finding the Fourth Proportional to 5,319.32, 7,975.55 and 2,545.92

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Solution

The fourth proportional to 5,319.32, 7,975.55 and 2,545.92 is: 3,817.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,319.32 : 7,975.55 = 2,545.92 : x
  2. Step 2: Convert to fraction form
    5,319.32/7,975.55 = 2,545.92/x
  3. Step 3: Cross multiply
    5,319.32x = 7,975.55 × 2,545.92
  4. Step 4: Simplify right side
    5,319.32x = 20,305,099.53
  5. Step 5: Solve for x
    x = 20,305,099.53/5,319.32
  6. Step 6: Final answer
    x = 3,817.24

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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.