Home / 10,252.22-14,147.66-5,776.87

Finding the Fourth Proportional to 10,252.22, 14,147.66 and 5,776.87

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Solution

The fourth proportional to 10,252.22, 14,147.66 and 5,776.87 is: 7,971.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,252.22 : 14,147.66 = 5,776.87 : x
  2. Step 2: Convert to fraction form
    10,252.22/14,147.66 = 5,776.87/x
  3. Step 3: Cross multiply
    10,252.22x = 14,147.66 × 5,776.87
  4. Step 4: Simplify right side
    10,252.22x = 81,729,198.22
  5. Step 5: Solve for x
    x = 81,729,198.22/10,252.22
  6. Step 6: Final answer
    x = 7,971.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.