Home / 9,289.20-12,825.84-5,937.42

Finding the Fourth Proportional to 9,289.20, 12,825.84 and 5,937.42

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Solution

The fourth proportional to 9,289.20, 12,825.84 and 5,937.42 is: 8,197.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,289.20 : 12,825.84 = 5,937.42 : x
  2. Step 2: Convert to fraction form
    9,289.20/12,825.84 = 5,937.42/x
  3. Step 3: Cross multiply
    9,289.20x = 12,825.84 × 5,937.42
  4. Step 4: Simplify right side
    9,289.20x = 76,152,398.93
  5. Step 5: Solve for x
    x = 76,152,398.93/9,289.20
  6. Step 6: Final answer
    x = 8,197.95

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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.