Home / 10,182.48-15,276.11-3,162.13

Finding the Fourth Proportional to 10,182.48, 15,276.11 and 3,162.13

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Solution

The fourth proportional to 10,182.48, 15,276.11 and 3,162.13 is: 4,743.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,182.48 : 15,276.11 = 3,162.13 : x
  2. Step 2: Convert to fraction form
    10,182.48/15,276.11 = 3,162.13/x
  3. Step 3: Cross multiply
    10,182.48x = 15,276.11 × 3,162.13
  4. Step 4: Simplify right side
    10,182.48x = 48,305,037.81
  5. Step 5: Solve for x
    x = 48,305,037.81/10,182.48
  6. Step 6: Final answer
    x = 4,743.94

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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.