Home / 2,747.42-4,122.94-2,565.16

Finding the Fourth Proportional to 2,747.42, 4,122.94 and 2,565.16

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Solution

The fourth proportional to 2,747.42, 4,122.94 and 2,565.16 is: 3,849.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,747.42 : 4,122.94 = 2,565.16 : x
  2. Step 2: Convert to fraction form
    2,747.42/4,122.94 = 2,565.16/x
  3. Step 3: Cross multiply
    2,747.42x = 4,122.94 × 2,565.16
  4. Step 4: Simplify right side
    2,747.42x = 10,576,000.77
  5. Step 5: Solve for x
    x = 10,576,000.77/2,747.42
  6. Step 6: Final answer
    x = 3,849.43

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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.