Home / 8,275.08-12,409.98-2,727.38

Finding the Fourth Proportional to 8,275.08, 12,409.98 and 2,727.38

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Solution

The fourth proportional to 8,275.08, 12,409.98 and 2,727.38 is: 4,090.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,275.08 : 12,409.98 = 2,727.38 : x
  2. Step 2: Convert to fraction form
    8,275.08/12,409.98 = 2,727.38/x
  3. Step 3: Cross multiply
    8,275.08x = 12,409.98 × 2,727.38
  4. Step 4: Simplify right side
    8,275.08x = 33,846,731.25
  5. Step 5: Solve for x
    x = 33,846,731.25/8,275.08
  6. Step 6: Final answer
    x = 4,090.20

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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.