Home / 2,767.24-3,818.77-1,508.30

Finding the Fourth Proportional to 2,767.24, 3,818.77 and 1,508.30

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Solution

The fourth proportional to 2,767.24, 3,818.77 and 1,508.30 is: 2,081.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,767.24 : 3,818.77 = 1,508.30 : x
  2. Step 2: Convert to fraction form
    2,767.24/3,818.77 = 1,508.30/x
  3. Step 3: Cross multiply
    2,767.24x = 3,818.77 × 1,508.30
  4. Step 4: Simplify right side
    2,767.24x = 5,759,844.57
  5. Step 5: Solve for x
    x = 5,759,844.57/2,767.24
  6. Step 6: Final answer
    x = 2,081.44

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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.