Home / 3,560.10-5,338.92-1,338.54

Finding the Fourth Proportional to 3,560.10, 5,338.92 and 1,338.54

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Solution

The fourth proportional to 3,560.10, 5,338.92 and 1,338.54 is: 2,007.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,560.10 : 5,338.92 = 1,338.54 : x
  2. Step 2: Convert to fraction form
    3,560.10/5,338.92 = 1,338.54/x
  3. Step 3: Cross multiply
    3,560.10x = 5,338.92 × 1,338.54
  4. Step 4: Simplify right side
    3,560.10x = 7,146,357.98
  5. Step 5: Solve for x
    x = 7,146,357.98/3,560.10
  6. Step 6: Final answer
    x = 2,007.35

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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.