Home / 5,300.91-7,315.14-3,062.61

Finding the Fourth Proportional to 5,300.91, 7,315.14 and 3,062.61

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Solution

The fourth proportional to 5,300.91, 7,315.14 and 3,062.61 is: 4,226.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,300.91 : 7,315.14 = 3,062.61 : x
  2. Step 2: Convert to fraction form
    5,300.91/7,315.14 = 3,062.61/x
  3. Step 3: Cross multiply
    5,300.91x = 7,315.14 × 3,062.61
  4. Step 4: Simplify right side
    5,300.91x = 22,403,420.92
  5. Step 5: Solve for x
    x = 22,403,420.92/5,300.91
  6. Step 6: Final answer
    x = 4,226.33

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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.