Home / 11,229.65-15,496.20-6,193.91

Finding the Fourth Proportional to 11,229.65, 15,496.20 and 6,193.91

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Solution

The fourth proportional to 11,229.65, 15,496.20 and 6,193.91 is: 8,547.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,229.65 : 15,496.20 = 6,193.91 : x
  2. Step 2: Convert to fraction form
    11,229.65/15,496.20 = 6,193.91/x
  3. Step 3: Cross multiply
    11,229.65x = 15,496.20 × 6,193.91
  4. Step 4: Simplify right side
    11,229.65x = 95,982,068.14
  5. Step 5: Solve for x
    x = 95,982,068.14/11,229.65
  6. Step 6: Final answer
    x = 8,547.20

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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.