Home / 2,801.34-3,863.88-1,752.66

Finding the Fourth Proportional to 2,801.34, 3,863.88 and 1,752.66

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Solution

The fourth proportional to 2,801.34, 3,863.88 and 1,752.66 is: 2,417.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,801.34 : 3,863.88 = 1,752.66 : x
  2. Step 2: Convert to fraction form
    2,801.34/3,863.88 = 1,752.66/x
  3. Step 3: Cross multiply
    2,801.34x = 3,863.88 × 1,752.66
  4. Step 4: Simplify right side
    2,801.34x = 6,772,067.92
  5. Step 5: Solve for x
    x = 6,772,067.92/2,801.34
  6. Step 6: Final answer
    x = 2,417.44

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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.