Home / 8,930.50-13,393.92-3,088.78

Finding the Fourth Proportional to 8,930.50, 13,393.92 and 3,088.78

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Solution

The fourth proportional to 8,930.50, 13,393.92 and 3,088.78 is: 4,632.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,930.50 : 13,393.92 = 3,088.78 : x
  2. Step 2: Convert to fraction form
    8,930.50/13,393.92 = 3,088.78/x
  3. Step 3: Cross multiply
    8,930.50x = 13,393.92 × 3,088.78
  4. Step 4: Simplify right side
    8,930.50x = 41,370,872.22
  5. Step 5: Solve for x
    x = 41,370,872.22/8,930.50
  6. Step 6: Final answer
    x = 4,632.54

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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.