Home / 3,133.20-4,322.32-1,873.52

Finding the Fourth Proportional to 3,133.20, 4,322.32 and 1,873.52

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Solution

The fourth proportional to 3,133.20, 4,322.32 and 1,873.52 is: 2,584.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133.20 : 4,322.32 = 1,873.52 : x
  2. Step 2: Convert to fraction form
    3,133.20/4,322.32 = 1,873.52/x
  3. Step 3: Cross multiply
    3,133.20x = 4,322.32 × 1,873.52
  4. Step 4: Simplify right side
    3,133.20x = 8,097,952.97
  5. Step 5: Solve for x
    x = 8,097,952.97/3,133.20
  6. Step 6: Final answer
    x = 2,584.56

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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.