Home / 5,102.43-7,655.84-2,764.08

Finding the Fourth Proportional to 5,102.43, 7,655.84 and 2,764.08

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Solution

The fourth proportional to 5,102.43, 7,655.84 and 2,764.08 is: 4,147.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,102.43 : 7,655.84 = 2,764.08 : x
  2. Step 2: Convert to fraction form
    5,102.43/7,655.84 = 2,764.08/x
  3. Step 3: Cross multiply
    5,102.43x = 7,655.84 × 2,764.08
  4. Step 4: Simplify right side
    5,102.43x = 21,161,340.41
  5. Step 5: Solve for x
    x = 21,161,340.41/5,102.43
  6. Step 6: Final answer
    x = 4,147.31

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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.