Home / 10,344.92-15,506.51-5,072.63

Finding the Fourth Proportional to 10,344.92, 15,506.51 and 5,072.63

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Solution

The fourth proportional to 10,344.92, 15,506.51 and 5,072.63 is: 7,603.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,344.92 : 15,506.51 = 5,072.63 : x
  2. Step 2: Convert to fraction form
    10,344.92/15,506.51 = 5,072.63/x
  3. Step 3: Cross multiply
    10,344.92x = 15,506.51 × 5,072.63
  4. Step 4: Simplify right side
    10,344.92x = 78,658,684.93
  5. Step 5: Solve for x
    x = 78,658,684.93/10,344.92
  6. Step 6: Final answer
    x = 7,603.61

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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.