Home / 3,531.41-5,299.14-1,339.55

Finding the Fourth Proportional to 3,531.41, 5,299.14 and 1,339.55

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Solution

The fourth proportional to 3,531.41, 5,299.14 and 1,339.55 is: 2,010.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.41 : 5,299.14 = 1,339.55 : x
  2. Step 2: Convert to fraction form
    3,531.41/5,299.14 = 1,339.55/x
  3. Step 3: Cross multiply
    3,531.41x = 5,299.14 × 1,339.55
  4. Step 4: Simplify right side
    3,531.41x = 7,098,462.99
  5. Step 5: Solve for x
    x = 7,098,462.99/3,531.41
  6. Step 6: Final answer
    x = 2,010.09

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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.