Home / 1,517.02-2,272.61-1,093.95

Finding the Fourth Proportional to 1,517.02, 2,272.61 and 1,093.95

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Solution

The fourth proportional to 1,517.02, 2,272.61 and 1,093.95 is: 1,638.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517.02 : 2,272.61 = 1,093.95 : x
  2. Step 2: Convert to fraction form
    1,517.02/2,272.61 = 1,093.95/x
  3. Step 3: Cross multiply
    1,517.02x = 2,272.61 × 1,093.95
  4. Step 4: Simplify right side
    1,517.02x = 2,486,106.34
  5. Step 5: Solve for x
    x = 2,486,106.34/1,517.02
  6. Step 6: Final answer
    x = 1,638.81

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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.