Home / 3,254.86-4,882.92-1,938.25

Finding the Fourth Proportional to 3,254.86, 4,882.92 and 1,938.25

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Solution

The fourth proportional to 3,254.86, 4,882.92 and 1,938.25 is: 2,907.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,254.86 : 4,882.92 = 1,938.25 : x
  2. Step 2: Convert to fraction form
    3,254.86/4,882.92 = 1,938.25/x
  3. Step 3: Cross multiply
    3,254.86x = 4,882.92 × 1,938.25
  4. Step 4: Simplify right side
    3,254.86x = 9,464,319.69
  5. Step 5: Solve for x
    x = 9,464,319.69/3,254.86
  6. Step 6: Final answer
    x = 2,907.75

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1.5x scale

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.