Home / 3,165.03-4,367.84-1,767.75

Finding the Fourth Proportional to 3,165.03, 4,367.84 and 1,767.75

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Solution

The fourth proportional to 3,165.03, 4,367.84 and 1,767.75 is: 2,439.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,165.03 : 4,367.84 = 1,767.75 : x
  2. Step 2: Convert to fraction form
    3,165.03/4,367.84 = 1,767.75/x
  3. Step 3: Cross multiply
    3,165.03x = 4,367.84 × 1,767.75
  4. Step 4: Simplify right side
    3,165.03x = 7,721,240.32
  5. Step 5: Solve for x
    x = 7,721,240.32/3,165.03
  6. Step 6: Final answer
    x = 2,439.55

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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.