Home / 3,381.38-4,670.87-2,548.38

Finding the Fourth Proportional to 3,381.38, 4,670.87 and 2,548.38

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Solution

The fourth proportional to 3,381.38, 4,670.87 and 2,548.38 is: 3,520.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,381.38 : 4,670.87 = 2,548.38 : x
  2. Step 2: Convert to fraction form
    3,381.38/4,670.87 = 2,548.38/x
  3. Step 3: Cross multiply
    3,381.38x = 4,670.87 × 2,548.38
  4. Step 4: Simplify right side
    3,381.38x = 11,903,151.69
  5. Step 5: Solve for x
    x = 11,903,151.69/3,381.38
  6. Step 6: Final answer
    x = 3,520.21

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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.