Home / 5,182.40-7,152.87-3,293.61

Finding the Fourth Proportional to 5,182.40, 7,152.87 and 3,293.61

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Solution

The fourth proportional to 5,182.40, 7,152.87 and 3,293.61 is: 4,545.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,182.40 : 7,152.87 = 3,293.61 : x
  2. Step 2: Convert to fraction form
    5,182.40/7,152.87 = 3,293.61/x
  3. Step 3: Cross multiply
    5,182.40x = 7,152.87 × 3,293.61
  4. Step 4: Simplify right side
    5,182.40x = 23,558,747.69
  5. Step 5: Solve for x
    x = 23,558,747.69/5,182.40
  6. Step 6: Final answer
    x = 4,545.92

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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.