Home / 7,449.66-11,175.70-2,254.32

Finding the Fourth Proportional to 7,449.66, 11,175.70 and 2,254.32

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Solution

The fourth proportional to 7,449.66, 11,175.70 and 2,254.32 is: 3,381.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,449.66 : 11,175.70 = 2,254.32 : x
  2. Step 2: Convert to fraction form
    7,449.66/11,175.70 = 2,254.32/x
  3. Step 3: Cross multiply
    7,449.66x = 11,175.70 × 2,254.32
  4. Step 4: Simplify right side
    7,449.66x = 25,193,604.02
  5. Step 5: Solve for x
    x = 25,193,604.02/7,449.66
  6. Step 6: Final answer
    x = 3,381.85

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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.