Home / 3,678.60-5,520.23-3,332.63

Finding the Fourth Proportional to 3,678.60, 5,520.23 and 3,332.63

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Solution

The fourth proportional to 3,678.60, 5,520.23 and 3,332.63 is: 5,001.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,678.60 : 5,520.23 = 3,332.63 : x
  2. Step 2: Convert to fraction form
    3,678.60/5,520.23 = 3,332.63/x
  3. Step 3: Cross multiply
    3,678.60x = 5,520.23 × 3,332.63
  4. Step 4: Simplify right side
    3,678.60x = 18,396,884.10
  5. Step 5: Solve for x
    x = 18,396,884.10/3,678.60
  6. Step 6: Final answer
    x = 5,001.06

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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.