Home / 5,318.52-7,339.56-2,960.61

Finding the Fourth Proportional to 5,318.52, 7,339.56 and 2,960.61

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Solution

The fourth proportional to 5,318.52, 7,339.56 and 2,960.61 is: 4,085.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,318.52 : 7,339.56 = 2,960.61 : x
  2. Step 2: Convert to fraction form
    5,318.52/7,339.56 = 2,960.61/x
  3. Step 3: Cross multiply
    5,318.52x = 7,339.56 × 2,960.61
  4. Step 4: Simplify right side
    5,318.52x = 21,729,574.73
  5. Step 5: Solve for x
    x = 21,729,574.73/5,318.52
  6. Step 6: Final answer
    x = 4,085.64

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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.