Home / 10,301.10-15,446.53-3,280.20

Finding the Fourth Proportional to 10,301.10, 15,446.53 and 3,280.20

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Solution

The fourth proportional to 10,301.10, 15,446.53 and 3,280.20 is: 4,918.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,301.10 : 15,446.53 = 3,280.20 : x
  2. Step 2: Convert to fraction form
    10,301.10/15,446.53 = 3,280.20/x
  3. Step 3: Cross multiply
    10,301.10x = 15,446.53 × 3,280.20
  4. Step 4: Simplify right side
    10,301.10x = 50,667,622.27
  5. Step 5: Solve for x
    x = 50,667,622.27/10,301.10
  6. Step 6: Final answer
    x = 4,918.66

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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.