Home / 11,197.34-15,452.76-6,723.10

Finding the Fourth Proportional to 11,197.34, 15,452.76 and 6,723.10

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Solution

The fourth proportional to 11,197.34, 15,452.76 and 6,723.10 is: 9,278.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,197.34 : 15,452.76 = 6,723.10 : x
  2. Step 2: Convert to fraction form
    11,197.34/15,452.76 = 6,723.10/x
  3. Step 3: Cross multiply
    11,197.34x = 15,452.76 × 6,723.10
  4. Step 4: Simplify right side
    11,197.34x = 103,890,339.88
  5. Step 5: Solve for x
    x = 103,890,339.88/11,197.34
  6. Step 6: Final answer
    x = 9,278.13

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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.