Home / 10,134.63-15,202.01-3,209.13

Finding the Fourth Proportional to 10,134.63, 15,202.01 and 3,209.13

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Solution

The fourth proportional to 10,134.63, 15,202.01 and 3,209.13 is: 4,813.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,134.63 : 15,202.01 = 3,209.13 : x
  2. Step 2: Convert to fraction form
    10,134.63/15,202.01 = 3,209.13/x
  3. Step 3: Cross multiply
    10,134.63x = 15,202.01 × 3,209.13
  4. Step 4: Simplify right side
    10,134.63x = 48,785,226.35
  5. Step 5: Solve for x
    x = 48,785,226.35/10,134.63
  6. Step 6: Final answer
    x = 4,813.72

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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.