Home / 9,393.14-12,962.97-5,414.18

Finding the Fourth Proportional to 9,393.14, 12,962.97 and 5,414.18

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Solution

The fourth proportional to 9,393.14, 12,962.97 and 5,414.18 is: 7,471.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,393.14 : 12,962.97 = 5,414.18 : x
  2. Step 2: Convert to fraction form
    9,393.14/12,962.97 = 5,414.18/x
  3. Step 3: Cross multiply
    9,393.14x = 12,962.97 × 5,414.18
  4. Step 4: Simplify right side
    9,393.14x = 70,183,852.91
  5. Step 5: Solve for x
    x = 70,183,852.91/9,393.14
  6. Step 6: Final answer
    x = 7,471.82

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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.