Home / 9,506.55-13,118.11-5,729.42

Finding the Fourth Proportional to 9,506.55, 13,118.11 and 5,729.42

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Solution

The fourth proportional to 9,506.55, 13,118.11 and 5,729.42 is: 7,906.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,506.55 : 13,118.11 = 5,729.42 : x
  2. Step 2: Convert to fraction form
    9,506.55/13,118.11 = 5,729.42/x
  3. Step 3: Cross multiply
    9,506.55x = 13,118.11 × 5,729.42
  4. Step 4: Simplify right side
    9,506.55x = 75,159,161.80
  5. Step 5: Solve for x
    x = 75,159,161.80/9,506.55
  6. Step 6: Final answer
    x = 7,906.04

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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.