Home / 11,229.90-15,496.55-6,194.16

Finding the Fourth Proportional to 11,229.90, 15,496.55 and 6,194.16

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Solution

The fourth proportional to 11,229.90, 15,496.55 and 6,194.16 is: 8,547.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,229.90 : 15,496.55 = 6,194.16 : x
  2. Step 2: Convert to fraction form
    11,229.90/15,496.55 = 6,194.16/x
  3. Step 3: Cross multiply
    11,229.90x = 15,496.55 × 6,194.16
  4. Step 4: Simplify right side
    11,229.90x = 95,988,079.18
  5. Step 5: Solve for x
    x = 95,988,079.18/11,229.90
  6. Step 6: Final answer
    x = 8,547.55

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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.