Home / 11,254.38-15,531.95-6,219.04

Finding the Fourth Proportional to 11,254.38, 15,531.95 and 6,219.04

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Solution

The fourth proportional to 11,254.38, 15,531.95 and 6,219.04 is: 8,582.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,254.38 : 15,531.95 = 6,219.04 : x
  2. Step 2: Convert to fraction form
    11,254.38/15,531.95 = 6,219.04/x
  3. Step 3: Cross multiply
    11,254.38x = 15,531.95 × 6,219.04
  4. Step 4: Simplify right side
    11,254.38x = 96,593,818.33
  5. Step 5: Solve for x
    x = 96,593,818.33/11,254.38
  6. Step 6: Final answer
    x = 8,582.78

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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.