Home / 2,875.22-3,967.82-1,633.22

Finding the Fourth Proportional to 2,875.22, 3,967.82 and 1,633.22

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Solution

The fourth proportional to 2,875.22, 3,967.82 and 1,633.22 is: 2,253.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,875.22 : 3,967.82 = 1,633.22 : x
  2. Step 2: Convert to fraction form
    2,875.22/3,967.82 = 1,633.22/x
  3. Step 3: Cross multiply
    2,875.22x = 3,967.82 × 1,633.22
  4. Step 4: Simplify right side
    2,875.22x = 6,480,294.98
  5. Step 5: Solve for x
    x = 6,480,294.98/2,875.22
  6. Step 6: Final answer
    x = 2,253.85

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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.