Home / 3,559.40-5,338.38-1,251.08

Finding the Fourth Proportional to 3,559.40, 5,338.38 and 1,251.08

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Solution

The fourth proportional to 3,559.40, 5,338.38 and 1,251.08 is: 1,876.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,559.40 : 5,338.38 = 1,251.08 : x
  2. Step 2: Convert to fraction form
    3,559.40/5,338.38 = 1,251.08/x
  3. Step 3: Cross multiply
    3,559.40x = 5,338.38 × 1,251.08
  4. Step 4: Simplify right side
    3,559.40x = 6,678,740.45
  5. Step 5: Solve for x
    x = 6,678,740.45/3,559.40
  6. Step 6: Final answer
    x = 1,876.37

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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.