Home / 10,464.57-15,696.88-2,567.12

Finding the Fourth Proportional to 10,464.57, 15,696.88 and 2,567.12

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Solution

The fourth proportional to 10,464.57, 15,696.88 and 2,567.12 is: 3,850.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,464.57 : 15,696.88 = 2,567.12 : x
  2. Step 2: Convert to fraction form
    10,464.57/15,696.88 = 2,567.12/x
  3. Step 3: Cross multiply
    10,464.57x = 15,696.88 × 2,567.12
  4. Step 4: Simplify right side
    10,464.57x = 40,295,689.68
  5. Step 5: Solve for x
    x = 40,295,689.68/10,464.57
  6. Step 6: Final answer
    x = 3,850.68

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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.