Home / 2,374.78-3,278.22-1,632.57

Finding the Fourth Proportional to 2,374.78, 3,278.22 and 1,632.57

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Solution

The fourth proportional to 2,374.78, 3,278.22 and 1,632.57 is: 2,253.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,374.78 : 3,278.22 = 1,632.57 : x
  2. Step 2: Convert to fraction form
    2,374.78/3,278.22 = 1,632.57/x
  3. Step 3: Cross multiply
    2,374.78x = 3,278.22 × 1,632.57
  4. Step 4: Simplify right side
    2,374.78x = 5,351,923.63
  5. Step 5: Solve for x
    x = 5,351,923.63/2,374.78
  6. Step 6: Final answer
    x = 2,253.65

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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.