Home / 5,318.18-7,339.38-2,960.27

Finding the Fourth Proportional to 5,318.18, 7,339.38 and 2,960.27

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Solution

The fourth proportional to 5,318.18, 7,339.38 and 2,960.27 is: 4,085.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,318.18 : 7,339.38 = 2,960.27 : x
  2. Step 2: Convert to fraction form
    5,318.18/7,339.38 = 2,960.27/x
  3. Step 3: Cross multiply
    5,318.18x = 7,339.38 × 2,960.27
  4. Step 4: Simplify right side
    5,318.18x = 21,726,546.43
  5. Step 5: Solve for x
    x = 21,726,546.43/5,318.18
  6. Step 6: Final answer
    x = 4,085.33

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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.