Home / 2,575.04-3,861.68-843.26

Finding the Fourth Proportional to 2,575.04, 3,861.68 and 843.26

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Solution

The fourth proportional to 2,575.04, 3,861.68 and 843.26 is: 1,264.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,575.04 : 3,861.68 = 843.26 : x
  2. Step 2: Convert to fraction form
    2,575.04/3,861.68 = 843.26/x
  3. Step 3: Cross multiply
    2,575.04x = 3,861.68 × 843.26
  4. Step 4: Simplify right side
    2,575.04x = 3,256,400.28
  5. Step 5: Solve for x
    x = 3,256,400.28/2,575.04
  6. Step 6: Final answer
    x = 1,264.60

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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.