Home / 8,849.31-13,274.43-2,275.55

Finding the Fourth Proportional to 8,849.31, 13,274.43 and 2,275.55

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Solution

The fourth proportional to 8,849.31, 13,274.43 and 2,275.55 is: 3,413.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,849.31 : 13,274.43 = 2,275.55 : x
  2. Step 2: Convert to fraction form
    8,849.31/13,274.43 = 2,275.55/x
  3. Step 3: Cross multiply
    8,849.31x = 13,274.43 × 2,275.55
  4. Step 4: Simplify right side
    8,849.31x = 30,206,629.19
  5. Step 5: Solve for x
    x = 30,206,629.19/8,849.31
  6. Step 6: Final answer
    x = 3,413.44

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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.