Home / 4,275.25-5,902.51-3,278.61

Finding the Fourth Proportional to 4,275.25, 5,902.51 and 3,278.61

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Solution

The fourth proportional to 4,275.25, 5,902.51 and 3,278.61 is: 4,526.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,275.25 : 5,902.51 = 3,278.61 : x
  2. Step 2: Convert to fraction form
    4,275.25/5,902.51 = 3,278.61/x
  3. Step 3: Cross multiply
    4,275.25x = 5,902.51 × 3,278.61
  4. Step 4: Simplify right side
    4,275.25x = 19,352,028.31
  5. Step 5: Solve for x
    x = 19,352,028.31/4,275.25
  6. Step 6: Final answer
    x = 4,526.53

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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.