Home / 5,331.60-7,355.34-3,340.80

Finding the Fourth Proportional to 5,331.60, 7,355.34 and 3,340.80

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Solution

The fourth proportional to 5,331.60, 7,355.34 and 3,340.80 is: 4,608.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,331.60 : 7,355.34 = 3,340.80 : x
  2. Step 2: Convert to fraction form
    5,331.60/7,355.34 = 3,340.80/x
  3. Step 3: Cross multiply
    5,331.60x = 7,355.34 × 3,340.80
  4. Step 4: Simplify right side
    5,331.60x = 24,572,719.87
  5. Step 5: Solve for x
    x = 24,572,719.87/5,331.60
  6. Step 6: Final answer
    x = 4,608.88

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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.