Home / 3,366.32-4,645.81-1,969.52

Finding the Fourth Proportional to 3,366.32, 4,645.81 and 1,969.52

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Solution

The fourth proportional to 3,366.32, 4,645.81 and 1,969.52 is: 2,718.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,366.32 : 4,645.81 = 1,969.52 : x
  2. Step 2: Convert to fraction form
    3,366.32/4,645.81 = 1,969.52/x
  3. Step 3: Cross multiply
    3,366.32x = 4,645.81 × 1,969.52
  4. Step 4: Simplify right side
    3,366.32x = 9,149,987.56
  5. Step 5: Solve for x
    x = 9,149,987.56/3,366.32
  6. Step 6: Final answer
    x = 2,718.10

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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.