Home / 3,427.50-5,140.07-2,257.46

Finding the Fourth Proportional to 3,427.50, 5,140.07 and 2,257.46

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Solution

The fourth proportional to 3,427.50, 5,140.07 and 2,257.46 is: 3,385.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,427.50 : 5,140.07 = 2,257.46 : x
  2. Step 2: Convert to fraction form
    3,427.50/5,140.07 = 2,257.46/x
  3. Step 3: Cross multiply
    3,427.50x = 5,140.07 × 2,257.46
  4. Step 4: Simplify right side
    3,427.50x = 11,603,502.42
  5. Step 5: Solve for x
    x = 11,603,502.42/3,427.50
  6. Step 6: Final answer
    x = 3,385.41

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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.