Home / 1,675.22-2,508.14-1,263.11

Finding the Fourth Proportional to 1,675.22, 2,508.14 and 1,263.11

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Solution

The fourth proportional to 1,675.22, 2,508.14 and 1,263.11 is: 1,891.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,675.22 : 2,508.14 = 1,263.11 : x
  2. Step 2: Convert to fraction form
    1,675.22/2,508.14 = 1,263.11/x
  3. Step 3: Cross multiply
    1,675.22x = 2,508.14 × 1,263.11
  4. Step 4: Simplify right side
    1,675.22x = 3,168,037.86
  5. Step 5: Solve for x
    x = 3,168,037.86/1,675.22
  6. Step 6: Final answer
    x = 1,891.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.