Home / 3,888.35-5,364.96-2,375.52

Finding the Fourth Proportional to 3,888.35, 5,364.96 and 2,375.52

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Solution

The fourth proportional to 3,888.35, 5,364.96 and 2,375.52 is: 3,277.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,888.35 : 5,364.96 = 2,375.52 : x
  2. Step 2: Convert to fraction form
    3,888.35/5,364.96 = 2,375.52/x
  3. Step 3: Cross multiply
    3,888.35x = 5,364.96 × 2,375.52
  4. Step 4: Simplify right side
    3,888.35x = 12,744,569.78
  5. Step 5: Solve for x
    x = 12,744,569.78/3,888.35
  6. Step 6: Final answer
    x = 3,277.63

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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.