Home / 11,470.48-17,204.10-3,678.28

Finding the Fourth Proportional to 11,470.48, 17,204.10 and 3,678.28

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Solution

The fourth proportional to 11,470.48, 17,204.10 and 3,678.28 is: 5,516.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,470.48 : 17,204.10 = 3,678.28 : x
  2. Step 2: Convert to fraction form
    11,470.48/17,204.10 = 3,678.28/x
  3. Step 3: Cross multiply
    11,470.48x = 17,204.10 × 3,678.28
  4. Step 4: Simplify right side
    11,470.48x = 63,281,496.95
  5. Step 5: Solve for x
    x = 63,281,496.95/11,470.48
  6. Step 6: Final answer
    x = 5,516.90

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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.