Home / 3,613.08-5,422.71-2,575.63

Finding the Fourth Proportional to 3,613.08, 5,422.71 and 2,575.63

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Solution

The fourth proportional to 3,613.08, 5,422.71 and 2,575.63 is: 3,865.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,613.08 : 5,422.71 = 2,575.63 : x
  2. Step 2: Convert to fraction form
    3,613.08/5,422.71 = 2,575.63/x
  3. Step 3: Cross multiply
    3,613.08x = 5,422.71 × 2,575.63
  4. Step 4: Simplify right side
    3,613.08x = 13,966,910.99
  5. Step 5: Solve for x
    x = 13,966,910.99/3,613.08
  6. Step 6: Final answer
    x = 3,865.65

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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.