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Finding the Fourth Proportional to 5,324.94, 8,016.17 and 4,789.13

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Solution

The fourth proportional to 5,324.94, 8,016.17 and 4,789.13 is: 7,209.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,324.94 : 8,016.17 = 4,789.13 : x
  2. Step 2: Convert to fraction form
    5,324.94/8,016.17 = 4,789.13/x
  3. Step 3: Cross multiply
    5,324.94x = 8,016.17 × 4,789.13
  4. Step 4: Simplify right side
    5,324.94x = 38,390,416.21
  5. Step 5: Solve for x
    x = 38,390,416.21/5,324.94
  6. Step 6: Final answer
    x = 7,209.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.