Home / 3,772.32-5,203.62-2,591.34

Finding the Fourth Proportional to 3,772.32, 5,203.62 and 2,591.34

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Solution

The fourth proportional to 3,772.32, 5,203.62 and 2,591.34 is: 3,574.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,772.32 : 5,203.62 = 2,591.34 : x
  2. Step 2: Convert to fraction form
    3,772.32/5,203.62 = 2,591.34/x
  3. Step 3: Cross multiply
    3,772.32x = 5,203.62 × 2,591.34
  4. Step 4: Simplify right side
    3,772.32x = 13,484,348.65
  5. Step 5: Solve for x
    x = 13,484,348.65/3,772.32
  6. Step 6: Final answer
    x = 3,574.55

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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.