Home / 3,693.75-5,540.93-2,658.57

Finding the Fourth Proportional to 3,693.75, 5,540.93 and 2,658.57

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Solution

The fourth proportional to 3,693.75, 5,540.93 and 2,658.57 is: 3,988.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,693.75 : 5,540.93 = 2,658.57 : x
  2. Step 2: Convert to fraction form
    3,693.75/5,540.93 = 2,658.57/x
  3. Step 3: Cross multiply
    3,693.75x = 5,540.93 × 2,658.57
  4. Step 4: Simplify right side
    3,693.75x = 14,730,950.27
  5. Step 5: Solve for x
    x = 14,730,950.27/3,693.75
  6. Step 6: Final answer
    x = 3,988.07

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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.