Home / 3,437.49-5,158.53-2,974.59

Finding the Fourth Proportional to 3,437.49, 5,158.53 and 2,974.59

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Solution

The fourth proportional to 3,437.49, 5,158.53 and 2,974.59 is: 4,463.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,437.49 : 5,158.53 = 2,974.59 : x
  2. Step 2: Convert to fraction form
    3,437.49/5,158.53 = 2,974.59/x
  3. Step 3: Cross multiply
    3,437.49x = 5,158.53 × 2,974.59
  4. Step 4: Simplify right side
    3,437.49x = 15,344,511.75
  5. Step 5: Solve for x
    x = 15,344,511.75/3,437.49
  6. Step 6: Final answer
    x = 4,463.87

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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.