Home / 5,318.30-7,339.18-2,960.44

Finding the Fourth Proportional to 5,318.30, 7,339.18 and 2,960.44

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Solution

The fourth proportional to 5,318.30, 7,339.18 and 2,960.44 is: 4,085.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,318.30 : 7,339.18 = 2,960.44 : x
  2. Step 2: Convert to fraction form
    5,318.30/7,339.18 = 2,960.44/x
  3. Step 3: Cross multiply
    5,318.30x = 7,339.18 × 2,960.44
  4. Step 4: Simplify right side
    5,318.30x = 21,727,202.04
  5. Step 5: Solve for x
    x = 21,727,202.04/5,318.30
  6. Step 6: Final answer
    x = 4,085.37

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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.