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Finding the Fourth Proportional to 7,364.18, 11,049.62 and 6,741.29

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Solution

The fourth proportional to 7,364.18, 11,049.62 and 6,741.29 is: 10,115.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,364.18 : 11,049.62 = 6,741.29 : x
  2. Step 2: Convert to fraction form
    7,364.18/11,049.62 = 6,741.29/x
  3. Step 3: Cross multiply
    7,364.18x = 11,049.62 × 6,741.29
  4. Step 4: Simplify right side
    7,364.18x = 74,488,686.73
  5. Step 5: Solve for x
    x = 74,488,686.73/7,364.18
  6. Step 6: Final answer
    x = 10,115.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.