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Finding the Fourth Proportional to 5,601.72, 7,728.30 and 5,593.08

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Solution

The fourth proportional to 5,601.72, 7,728.30 and 5,593.08 is: 7,716.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,601.72 : 7,728.30 = 5,593.08 : x
  2. Step 2: Convert to fraction form
    5,601.72/7,728.30 = 5,593.08/x
  3. Step 3: Cross multiply
    5,601.72x = 7,728.30 × 5,593.08
  4. Step 4: Simplify right side
    5,601.72x = 43,225,000.16
  5. Step 5: Solve for x
    x = 43,225,000.16/5,601.72
  6. Step 6: Final answer
    x = 7,716.38

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Half scale
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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.