Home / 10,182.91-15,276.76-3,162.57

Finding the Fourth Proportional to 10,182.91, 15,276.76 and 3,162.57

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Solution

The fourth proportional to 10,182.91, 15,276.76 and 3,162.57 is: 4,744.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,182.91 : 15,276.76 = 3,162.57 : x
  2. Step 2: Convert to fraction form
    10,182.91/15,276.76 = 3,162.57/x
  3. Step 3: Cross multiply
    10,182.91x = 15,276.76 × 3,162.57
  4. Step 4: Simplify right side
    10,182.91x = 48,313,822.87
  5. Step 5: Solve for x
    x = 48,313,822.87/10,182.91
  6. Step 6: Final answer
    x = 4,744.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.