Home / 2,426.75-3,349.46-1,542.38

Finding the Fourth Proportional to 2,426.75, 3,349.46 and 1,542.38

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Solution

The fourth proportional to 2,426.75, 3,349.46 and 1,542.38 is: 2,128.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,426.75 : 3,349.46 = 1,542.38 : x
  2. Step 2: Convert to fraction form
    2,426.75/3,349.46 = 1,542.38/x
  3. Step 3: Cross multiply
    2,426.75x = 3,349.46 × 1,542.38
  4. Step 4: Simplify right side
    2,426.75x = 5,166,140.11
  5. Step 5: Solve for x
    x = 5,166,140.11/2,426.75
  6. Step 6: Final answer
    x = 2,128.83

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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.