Home / 5,601.44-7,739.88-4,431.80

Finding the Fourth Proportional to 5,601.44, 7,739.88 and 4,431.80

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Solution

The fourth proportional to 5,601.44, 7,739.88 and 4,431.80 is: 6,123.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,601.44 : 7,739.88 = 4,431.80 : x
  2. Step 2: Convert to fraction form
    5,601.44/7,739.88 = 4,431.80/x
  3. Step 3: Cross multiply
    5,601.44x = 7,739.88 × 4,431.80
  4. Step 4: Simplify right side
    5,601.44x = 34,301,600.18
  5. Step 5: Solve for x
    x = 34,301,600.18/5,601.44
  6. Step 6: Final answer
    x = 6,123.71

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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.