Home / 11,254.43-15,531.04-6,218.99

Finding the Fourth Proportional to 11,254.43, 15,531.04 and 6,218.99

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Solution

The fourth proportional to 11,254.43, 15,531.04 and 6,218.99 is: 8,582.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,254.43 : 15,531.04 = 6,218.99 : x
  2. Step 2: Convert to fraction form
    11,254.43/15,531.04 = 6,218.99/x
  3. Step 3: Cross multiply
    11,254.43x = 15,531.04 × 6,218.99
  4. Step 4: Simplify right side
    11,254.43x = 96,587,458.17
  5. Step 5: Solve for x
    x = 96,587,458.17/11,254.43
  6. Step 6: Final answer
    x = 8,582.17

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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.