Home / 3,515.15-5,275.28-2,593.18

Finding the Fourth Proportional to 3,515.15, 5,275.28 and 2,593.18

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Solution

The fourth proportional to 3,515.15, 5,275.28 and 2,593.18 is: 3,891.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515.15 : 5,275.28 = 2,593.18 : x
  2. Step 2: Convert to fraction form
    3,515.15/5,275.28 = 2,593.18/x
  3. Step 3: Cross multiply
    3,515.15x = 5,275.28 × 2,593.18
  4. Step 4: Simplify right side
    3,515.15x = 13,679,749.08
  5. Step 5: Solve for x
    x = 13,679,749.08/3,515.15
  6. Step 6: Final answer
    x = 3,891.66

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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.