Home / 4,399.92-6,591.60-3,421.26

Finding the Fourth Proportional to 4,399.92, 6,591.60 and 3,421.26

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Solution

The fourth proportional to 4,399.92, 6,591.60 and 3,421.26 is: 5,125.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,399.92 : 6,591.60 = 3,421.26 : x
  2. Step 2: Convert to fraction form
    4,399.92/6,591.60 = 3,421.26/x
  3. Step 3: Cross multiply
    4,399.92x = 6,591.60 × 3,421.26
  4. Step 4: Simplify right side
    4,399.92x = 22,551,577.42
  5. Step 5: Solve for x
    x = 22,551,577.42/4,399.92
  6. Step 6: Final answer
    x = 5,125.45

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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.