Home / 11,042.90-15,234.17-6,564.11

Finding the Fourth Proportional to 11,042.90, 15,234.17 and 6,564.11

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Solution

The fourth proportional to 11,042.90, 15,234.17 and 6,564.11 is: 9,055.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,042.90 : 15,234.17 = 6,564.11 : x
  2. Step 2: Convert to fraction form
    11,042.90/15,234.17 = 6,564.11/x
  3. Step 3: Cross multiply
    11,042.90x = 15,234.17 × 6,564.11
  4. Step 4: Simplify right side
    11,042.90x = 99,998,707.88
  5. Step 5: Solve for x
    x = 99,998,707.88/11,042.90
  6. Step 6: Final answer
    x = 9,055.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.