Home / 9,701.22-13,387.38-5,452.16

Finding the Fourth Proportional to 9,701.22, 13,387.38 and 5,452.16

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Solution

The fourth proportional to 9,701.22, 13,387.38 and 5,452.16 is: 7,523.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,701.22 : 13,387.38 = 5,452.16 : x
  2. Step 2: Convert to fraction form
    9,701.22/13,387.38 = 5,452.16/x
  3. Step 3: Cross multiply
    9,701.22x = 13,387.38 × 5,452.16
  4. Step 4: Simplify right side
    9,701.22x = 72,990,125.66
  5. Step 5: Solve for x
    x = 72,990,125.66/9,701.22
  6. Step 6: Final answer
    x = 7,523.81

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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.