Home / 11,231.65-15,498.96-6,195.91

Finding the Fourth Proportional to 11,231.65, 15,498.96 and 6,195.91

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Solution

The fourth proportional to 11,231.65, 15,498.96 and 6,195.91 is: 8,549.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,231.65 : 15,498.96 = 6,195.91 : x
  2. Step 2: Convert to fraction form
    11,231.65/15,498.96 = 6,195.91/x
  3. Step 3: Cross multiply
    11,231.65x = 15,498.96 × 6,195.91
  4. Step 4: Simplify right side
    11,231.65x = 96,030,161.25
  5. Step 5: Solve for x
    x = 96,030,161.25/11,231.65
  6. Step 6: Final answer
    x = 8,549.96

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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.