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Finding the Fourth Proportional to 11,267.12, 15,549.93 and 6,793.16

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Solution

The fourth proportional to 11,267.12, 15,549.93 and 6,793.16 is: 9,375.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,267.12 : 15,549.93 = 6,793.16 : x
  2. Step 2: Convert to fraction form
    11,267.12/15,549.93 = 6,793.16/x
  3. Step 3: Cross multiply
    11,267.12x = 15,549.93 × 6,793.16
  4. Step 4: Simplify right side
    11,267.12x = 105,633,162.48
  5. Step 5: Solve for x
    x = 105,633,162.48/11,267.12
  6. Step 6: Final answer
    x = 9,375.35

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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.