Home / 11,272.19-15,549.03-6,793.10

Finding the Fourth Proportional to 11,272.19, 15,549.03 and 6,793.10

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Solution

The fourth proportional to 11,272.19, 15,549.03 and 6,793.10 is: 9,370.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,272.19 : 15,549.03 = 6,793.10 : x
  2. Step 2: Convert to fraction form
    11,272.19/15,549.03 = 6,793.10/x
  3. Step 3: Cross multiply
    11,272.19x = 15,549.03 × 6,793.10
  4. Step 4: Simplify right side
    11,272.19x = 105,626,115.69
  5. Step 5: Solve for x
    x = 105,626,115.69/11,272.19
  6. Step 6: Final answer
    x = 9,370.51

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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.