Home / 3,560.22-5,337.77-1,338.71

Finding the Fourth Proportional to 3,560.22, 5,337.77 and 1,338.71

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Solution

The fourth proportional to 3,560.22, 5,337.77 and 1,338.71 is: 2,007.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,560.22 : 5,337.77 = 1,338.71 : x
  2. Step 2: Convert to fraction form
    3,560.22/5,337.77 = 1,338.71/x
  3. Step 3: Cross multiply
    3,560.22x = 5,337.77 × 1,338.71
  4. Step 4: Simplify right side
    3,560.22x = 7,145,719.38
  5. Step 5: Solve for x
    x = 7,145,719.38/3,560.22
  6. Step 6: Final answer
    x = 2,007.10

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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.