Home / 3,269.65-4,512.07-1,853.32

Finding the Fourth Proportional to 3,269.65, 4,512.07 and 1,853.32

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Solution

The fourth proportional to 3,269.65, 4,512.07 and 1,853.32 is: 2,557.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269.65 : 4,512.07 = 1,853.32 : x
  2. Step 2: Convert to fraction form
    3,269.65/4,512.07 = 1,853.32/x
  3. Step 3: Cross multiply
    3,269.65x = 4,512.07 × 1,853.32
  4. Step 4: Simplify right side
    3,269.65x = 8,362,309.57
  5. Step 5: Solve for x
    x = 8,362,309.57/3,269.65
  6. Step 6: Final answer
    x = 2,557.55

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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.