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Finding the Fourth Proportional to 7,496.60, 11,244.90 and 2,566.40

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Solution

The fourth proportional to 7,496.60, 11,244.90 and 2,566.40 is: 3,849.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,496.60 : 11,244.90 = 2,566.40 : x
  2. Step 2: Convert to fraction form
    7,496.60/11,244.90 = 2,566.40/x
  3. Step 3: Cross multiply
    7,496.60x = 11,244.90 × 2,566.40
  4. Step 4: Simplify right side
    7,496.60x = 28,858,911.36
  5. Step 5: Solve for x
    x = 28,858,911.36/7,496.60
  6. Step 6: Final answer
    x = 3,849.60

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Double scale
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Similar ratio
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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.