Home / 1,355.22-2,034.51-1,348.98

Finding the Fourth Proportional to 1,355.22, 2,034.51 and 1,348.98

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Solution

The fourth proportional to 1,355.22, 2,034.51 and 1,348.98 is: 2,025.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355.22 : 2,034.51 = 1,348.98 : x
  2. Step 2: Convert to fraction form
    1,355.22/2,034.51 = 1,348.98/x
  3. Step 3: Cross multiply
    1,355.22x = 2,034.51 × 1,348.98
  4. Step 4: Simplify right side
    1,355.22x = 2,744,513.30
  5. Step 5: Solve for x
    x = 2,744,513.30/1,355.22
  6. Step 6: Final answer
    x = 2,025.14

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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.