Home / 9,233.80-12,741.36-5,254.72

Finding the Fourth Proportional to 9,233.80, 12,741.36 and 5,254.72

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Solution

The fourth proportional to 9,233.80, 12,741.36 and 5,254.72 is: 7,250.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,233.80 : 12,741.36 = 5,254.72 : x
  2. Step 2: Convert to fraction form
    9,233.80/12,741.36 = 5,254.72/x
  3. Step 3: Cross multiply
    9,233.80x = 12,741.36 × 5,254.72
  4. Step 4: Simplify right side
    9,233.80x = 66,952,279.22
  5. Step 5: Solve for x
    x = 66,952,279.22/9,233.80
  6. Step 6: Final answer
    x = 7,250.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.