Home / 5,600.60-7,728.38-3,242.89

Finding the Fourth Proportional to 5,600.60, 7,728.38 and 3,242.89

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Solution

The fourth proportional to 5,600.60, 7,728.38 and 3,242.89 is: 4,474.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,600.60 : 7,728.38 = 3,242.89 : x
  2. Step 2: Convert to fraction form
    5,600.60/7,728.38 = 3,242.89/x
  3. Step 3: Cross multiply
    5,600.60x = 7,728.38 × 3,242.89
  4. Step 4: Simplify right side
    5,600.60x = 25,062,270.00
  5. Step 5: Solve for x
    x = 25,062,270.00/5,600.60
  6. Step 6: Final answer
    x = 4,474.93

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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.