Home / 10,182.92-15,276.76-3,162.56

Finding the Fourth Proportional to 10,182.92, 15,276.76 and 3,162.56

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Solution

The fourth proportional to 10,182.92, 15,276.76 and 3,162.56 is: 4,744.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,182.92 : 15,276.76 = 3,162.56 : x
  2. Step 2: Convert to fraction form
    10,182.92/15,276.76 = 3,162.56/x
  3. Step 3: Cross multiply
    10,182.92x = 15,276.76 × 3,162.56
  4. Step 4: Simplify right side
    10,182.92x = 48,313,670.11
  5. Step 5: Solve for x
    x = 48,313,670.11/10,182.92
  6. Step 6: Final answer
    x = 4,744.58

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1.5x scale

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.