Home / 3,331.20-4,597.92-2,006.40

Finding the Fourth Proportional to 3,331.20, 4,597.92 and 2,006.40

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Solution

The fourth proportional to 3,331.20, 4,597.92 and 2,006.40 is: 2,769.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,331.20 : 4,597.92 = 2,006.40 : x
  2. Step 2: Convert to fraction form
    3,331.20/4,597.92 = 2,006.40/x
  3. Step 3: Cross multiply
    3,331.20x = 4,597.92 × 2,006.40
  4. Step 4: Simplify right side
    3,331.20x = 9,225,266.69
  5. Step 5: Solve for x
    x = 9,225,266.69/3,331.20
  6. Step 6: Final answer
    x = 2,769.35

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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.