Home / 7,449.47-11,175.56-2,452.11

Finding the Fourth Proportional to 7,449.47, 11,175.56 and 2,452.11

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Solution

The fourth proportional to 7,449.47, 11,175.56 and 2,452.11 is: 3,678.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,449.47 : 11,175.56 = 2,452.11 : x
  2. Step 2: Convert to fraction form
    7,449.47/11,175.56 = 2,452.11/x
  3. Step 3: Cross multiply
    7,449.47x = 11,175.56 × 2,452.11
  4. Step 4: Simplify right side
    7,449.47x = 27,403,690.17
  5. Step 5: Solve for x
    x = 27,403,690.17/7,449.47
  6. Step 6: Final answer
    x = 3,678.61

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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.