Home / 5,158.56-7,737.91-1,262.97

Finding the Fourth Proportional to 5,158.56, 7,737.91 and 1,262.97

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Solution

The fourth proportional to 5,158.56, 7,737.91 and 1,262.97 is: 1,894.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,158.56 : 7,737.91 = 1,262.97 : x
  2. Step 2: Convert to fraction form
    5,158.56/7,737.91 = 1,262.97/x
  3. Step 3: Cross multiply
    5,158.56x = 7,737.91 × 1,262.97
  4. Step 4: Simplify right side
    5,158.56x = 9,772,748.19
  5. Step 5: Solve for x
    x = 9,772,748.19/5,158.56
  6. Step 6: Final answer
    x = 1,894.47

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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.