Home / 10,541.24-15,812.36-3,146.27

Finding the Fourth Proportional to 10,541.24, 15,812.36 and 3,146.27

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Solution

The fourth proportional to 10,541.24, 15,812.36 and 3,146.27 is: 4,719.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,541.24 : 15,812.36 = 3,146.27 : x
  2. Step 2: Convert to fraction form
    10,541.24/15,812.36 = 3,146.27/x
  3. Step 3: Cross multiply
    10,541.24x = 15,812.36 × 3,146.27
  4. Step 4: Simplify right side
    10,541.24x = 49,749,938.17
  5. Step 5: Solve for x
    x = 49,749,938.17/10,541.24
  6. Step 6: Final answer
    x = 4,719.55

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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.