Home / 3,275.82-4,909.59-1,810.53

Finding the Fourth Proportional to 3,275.82, 4,909.59 and 1,810.53

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Solution

The fourth proportional to 3,275.82, 4,909.59 and 1,810.53 is: 2,713.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,275.82 : 4,909.59 = 1,810.53 : x
  2. Step 2: Convert to fraction form
    3,275.82/4,909.59 = 1,810.53/x
  3. Step 3: Cross multiply
    3,275.82x = 4,909.59 × 1,810.53
  4. Step 4: Simplify right side
    3,275.82x = 8,888,959.98
  5. Step 5: Solve for x
    x = 8,888,959.98/3,275.82
  6. Step 6: Final answer
    x = 2,713.51

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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.