Home / 3,278.87-4,523.31-1,952.29

Finding the Fourth Proportional to 3,278.87, 4,523.31 and 1,952.29

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Solution

The fourth proportional to 3,278.87, 4,523.31 and 1,952.29 is: 2,693.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,278.87 : 4,523.31 = 1,952.29 : x
  2. Step 2: Convert to fraction form
    3,278.87/4,523.31 = 1,952.29/x
  3. Step 3: Cross multiply
    3,278.87x = 4,523.31 × 1,952.29
  4. Step 4: Simplify right side
    3,278.87x = 8,830,812.88
  5. Step 5: Solve for x
    x = 8,830,812.88/3,278.87
  6. Step 6: Final answer
    x = 2,693.25

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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.