Home / 10,228.38-15,340.83-3,302.88

Finding the Fourth Proportional to 10,228.38, 15,340.83 and 3,302.88

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Solution

The fourth proportional to 10,228.38, 15,340.83 and 3,302.88 is: 4,953.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,228.38 : 15,340.83 = 3,302.88 : x
  2. Step 2: Convert to fraction form
    10,228.38/15,340.83 = 3,302.88/x
  3. Step 3: Cross multiply
    10,228.38x = 15,340.83 × 3,302.88
  4. Step 4: Simplify right side
    10,228.38x = 50,668,920.59
  5. Step 5: Solve for x
    x = 50,668,920.59/10,228.38
  6. Step 6: Final answer
    x = 4,953.76

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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.