Home / 7,403.38-10,217.06-4,260.58

Finding the Fourth Proportional to 7,403.38, 10,217.06 and 4,260.58

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Solution

The fourth proportional to 7,403.38, 10,217.06 and 4,260.58 is: 5,879.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,403.38 : 10,217.06 = 4,260.58 : x
  2. Step 2: Convert to fraction form
    7,403.38/10,217.06 = 4,260.58/x
  3. Step 3: Cross multiply
    7,403.38x = 10,217.06 × 4,260.58
  4. Step 4: Simplify right side
    7,403.38x = 43,530,601.49
  5. Step 5: Solve for x
    x = 43,530,601.49/7,403.38
  6. Step 6: Final answer
    x = 5,879.83

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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.