Home / 10,344.06-15,516.16-2,948.50

Finding the Fourth Proportional to 10,344.06, 15,516.16 and 2,948.50

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Solution

The fourth proportional to 10,344.06, 15,516.16 and 2,948.50 is: 4,422.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,344.06 : 15,516.16 = 2,948.50 : x
  2. Step 2: Convert to fraction form
    10,344.06/15,516.16 = 2,948.50/x
  3. Step 3: Cross multiply
    10,344.06x = 15,516.16 × 2,948.50
  4. Step 4: Simplify right side
    10,344.06x = 45,749,397.76
  5. Step 5: Solve for x
    x = 45,749,397.76/10,344.06
  6. Step 6: Final answer
    x = 4,422.77

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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.