Home / 10,251.12-15,381.26-4,983.24

Finding the Fourth Proportional to 10,251.12, 15,381.26 and 4,983.24

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Solution

The fourth proportional to 10,251.12, 15,381.26 and 4,983.24 is: 7,477.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,251.12 : 15,381.26 = 4,983.24 : x
  2. Step 2: Convert to fraction form
    10,251.12/15,381.26 = 4,983.24/x
  3. Step 3: Cross multiply
    10,251.12x = 15,381.26 × 4,983.24
  4. Step 4: Simplify right side
    10,251.12x = 76,648,510.08
  5. Step 5: Solve for x
    x = 76,648,510.08/10,251.12
  6. Step 6: Final answer
    x = 7,477.09

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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.