Home / 3,581.34-5,374.14-1,937.85

Finding the Fourth Proportional to 3,581.34, 5,374.14 and 1,937.85

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Solution

The fourth proportional to 3,581.34, 5,374.14 and 1,937.85 is: 2,907.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,581.34 : 5,374.14 = 1,937.85 : x
  2. Step 2: Convert to fraction form
    3,581.34/5,374.14 = 1,937.85/x
  3. Step 3: Cross multiply
    3,581.34x = 5,374.14 × 1,937.85
  4. Step 4: Simplify right side
    3,581.34x = 10,414,277.20
  5. Step 5: Solve for x
    x = 10,414,277.20/3,581.34
  6. Step 6: Final answer
    x = 2,907.93

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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.