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Finding the Fourth Proportional to 7,595.17, 11,393.16 and 7,179.64

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Solution

The fourth proportional to 7,595.17, 11,393.16 and 7,179.64 is: 10,769.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,595.17 : 11,393.16 = 7,179.64 : x
  2. Step 2: Convert to fraction form
    7,595.17/11,393.16 = 7,179.64/x
  3. Step 3: Cross multiply
    7,595.17x = 11,393.16 × 7,179.64
  4. Step 4: Simplify right side
    7,595.17x = 81,798,787.26
  5. Step 5: Solve for x
    x = 81,798,787.26/7,595.17
  6. Step 6: Final answer
    x = 10,769.84

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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.