Home / 10,089.55-15,134.33-4,541.86

Finding the Fourth Proportional to 10,089.55, 15,134.33 and 4,541.86

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Solution

The fourth proportional to 10,089.55, 15,134.33 and 4,541.86 is: 6,812.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,089.55 : 15,134.33 = 4,541.86 : x
  2. Step 2: Convert to fraction form
    10,089.55/15,134.33 = 4,541.86/x
  3. Step 3: Cross multiply
    10,089.55x = 15,134.33 × 4,541.86
  4. Step 4: Simplify right side
    10,089.55x = 68,737,981.57
  5. Step 5: Solve for x
    x = 68,737,981.57/10,089.55
  6. Step 6: Final answer
    x = 6,812.79

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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.