Home / 3,613.29-5,419.86-1,532.75

Finding the Fourth Proportional to 3,613.29, 5,419.86 and 1,532.75

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Solution

The fourth proportional to 3,613.29, 5,419.86 and 1,532.75 is: 2,299.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,613.29 : 5,419.86 = 1,532.75 : x
  2. Step 2: Convert to fraction form
    3,613.29/5,419.86 = 1,532.75/x
  3. Step 3: Cross multiply
    3,613.29x = 5,419.86 × 1,532.75
  4. Step 4: Simplify right side
    3,613.29x = 8,307,263.32
  5. Step 5: Solve for x
    x = 8,307,263.32/3,613.29
  6. Step 6: Final answer
    x = 2,299.09

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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.