Home / 2,508.75-3,462.08-1,404.75

Finding the Fourth Proportional to 2,508.75, 3,462.08 and 1,404.75

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Solution

The fourth proportional to 2,508.75, 3,462.08 and 1,404.75 is: 1,938.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,508.75 : 3,462.08 = 1,404.75 : x
  2. Step 2: Convert to fraction form
    2,508.75/3,462.08 = 1,404.75/x
  3. Step 3: Cross multiply
    2,508.75x = 3,462.08 × 1,404.75
  4. Step 4: Simplify right side
    2,508.75x = 4,863,349.86
  5. Step 5: Solve for x
    x = 4,863,349.86/2,508.75
  6. Step 6: Final answer
    x = 1,938.56

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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.