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Finding the Fourth Proportional to 5,572.94, 7,694.44 and 4,253.42

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Solution

The fourth proportional to 5,572.94, 7,694.44 and 4,253.42 is: 5,872.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,572.94 : 7,694.44 = 4,253.42 : x
  2. Step 2: Convert to fraction form
    5,572.94/7,694.44 = 4,253.42/x
  3. Step 3: Cross multiply
    5,572.94x = 7,694.44 × 4,253.42
  4. Step 4: Simplify right side
    5,572.94x = 32,727,635.88
  5. Step 5: Solve for x
    x = 32,727,635.88/5,572.94
  6. Step 6: Final answer
    x = 5,872.60

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Half scale
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Double scale
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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.