Home / 9,197.52-12,693.23-5,219.61

Finding the Fourth Proportional to 9,197.52, 12,693.23 and 5,219.61

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Solution

The fourth proportional to 9,197.52, 12,693.23 and 5,219.61 is: 7,203.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,197.52 : 12,693.23 = 5,219.61 : x
  2. Step 2: Convert to fraction form
    9,197.52/12,693.23 = 5,219.61/x
  3. Step 3: Cross multiply
    9,197.52x = 12,693.23 × 5,219.61
  4. Step 4: Simplify right side
    9,197.52x = 66,253,684.14
  5. Step 5: Solve for x
    x = 66,253,684.14/9,197.52
  6. Step 6: Final answer
    x = 7,203.43

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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.