Home / 7,374.38-11,063.72-2,180.39

Finding the Fourth Proportional to 7,374.38, 11,063.72 and 2,180.39

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Solution

The fourth proportional to 7,374.38, 11,063.72 and 2,180.39 is: 3,271.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,374.38 : 11,063.72 = 2,180.39 : x
  2. Step 2: Convert to fraction form
    7,374.38/11,063.72 = 2,180.39/x
  3. Step 3: Cross multiply
    7,374.38x = 11,063.72 × 2,180.39
  4. Step 4: Simplify right side
    7,374.38x = 24,123,174.58
  5. Step 5: Solve for x
    x = 24,123,174.58/7,374.38
  6. Step 6: Final answer
    x = 3,271.22

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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.