Home / 5,118.01-7,672.92-2,895.47

Finding the Fourth Proportional to 5,118.01, 7,672.92 and 2,895.47

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Solution

The fourth proportional to 5,118.01, 7,672.92 and 2,895.47 is: 4,340.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,118.01 : 7,672.92 = 2,895.47 : x
  2. Step 2: Convert to fraction form
    5,118.01/7,672.92 = 2,895.47/x
  3. Step 3: Cross multiply
    5,118.01x = 7,672.92 × 2,895.47
  4. Step 4: Simplify right side
    5,118.01x = 22,216,709.67
  5. Step 5: Solve for x
    x = 22,216,709.67/5,118.01
  6. Step 6: Final answer
    x = 4,340.89

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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.