Home / 9,233.20-12,742.90-5,200.16

Finding the Fourth Proportional to 9,233.20, 12,742.90 and 5,200.16

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Solution

The fourth proportional to 9,233.20, 12,742.90 and 5,200.16 is: 7,176.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,233.20 : 12,742.90 = 5,200.16 : x
  2. Step 2: Convert to fraction form
    9,233.20/12,742.90 = 5,200.16/x
  3. Step 3: Cross multiply
    9,233.20x = 12,742.90 × 5,200.16
  4. Step 4: Simplify right side
    9,233.20x = 66,265,118.86
  5. Step 5: Solve for x
    x = 66,265,118.86/9,233.20
  6. Step 6: Final answer
    x = 7,176.83

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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.