Home / 9,394.13-12,960.96-5,414.70

Finding the Fourth Proportional to 9,394.13, 12,960.96 and 5,414.70

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Solution

The fourth proportional to 9,394.13, 12,960.96 and 5,414.70 is: 7,470.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,394.13 : 12,960.96 = 5,414.70 : x
  2. Step 2: Convert to fraction form
    9,394.13/12,960.96 = 5,414.70/x
  3. Step 3: Cross multiply
    9,394.13x = 12,960.96 × 5,414.70
  4. Step 4: Simplify right side
    9,394.13x = 70,179,710.11
  5. Step 5: Solve for x
    x = 70,179,710.11/9,394.13
  6. Step 6: Final answer
    x = 7,470.59

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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.