Home / 8,828.52-13,242.78-3,630.75

Finding the Fourth Proportional to 8,828.52, 13,242.78 and 3,630.75

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Solution

The fourth proportional to 8,828.52, 13,242.78 and 3,630.75 is: 5,446.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,828.52 : 13,242.78 = 3,630.75 : x
  2. Step 2: Convert to fraction form
    8,828.52/13,242.78 = 3,630.75/x
  3. Step 3: Cross multiply
    8,828.52x = 13,242.78 × 3,630.75
  4. Step 4: Simplify right side
    8,828.52x = 48,081,223.49
  5. Step 5: Solve for x
    x = 48,081,223.49/8,828.52
  6. Step 6: Final answer
    x = 5,446.13

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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.