Home / 2,545.75-3,513.41-1,847.53

Finding the Fourth Proportional to 2,545.75, 3,513.41 and 1,847.53

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Solution

The fourth proportional to 2,545.75, 3,513.41 and 1,847.53 is: 2,549.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,545.75 : 3,513.41 = 1,847.53 : x
  2. Step 2: Convert to fraction form
    2,545.75/3,513.41 = 1,847.53/x
  3. Step 3: Cross multiply
    2,545.75x = 3,513.41 × 1,847.53
  4. Step 4: Simplify right side
    2,545.75x = 6,491,130.38
  5. Step 5: Solve for x
    x = 6,491,130.38/2,545.75
  6. Step 6: Final answer
    x = 2,549.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.