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Finding the Fourth Proportional to 5,917.41, 8,866.32 and 5,306.93

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Solution

The fourth proportional to 5,917.41, 8,866.32 and 5,306.93 is: 7,951.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,917.41 : 8,866.32 = 5,306.93 : x
  2. Step 2: Convert to fraction form
    5,917.41/8,866.32 = 5,306.93/x
  3. Step 3: Cross multiply
    5,917.41x = 8,866.32 × 5,306.93
  4. Step 4: Simplify right side
    5,917.41x = 47,052,895.27
  5. Step 5: Solve for x
    x = 47,052,895.27/5,917.41
  6. Step 6: Final answer
    x = 7,951.60

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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.