Home / 1,517.04-2,093.10-985.95

Finding the Fourth Proportional to 1,517.04, 2,093.10 and 985.95

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Solution

The fourth proportional to 1,517.04, 2,093.10 and 985.95 is: 1,360.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517.04 : 2,093.10 = 985.95 : x
  2. Step 2: Convert to fraction form
    1,517.04/2,093.10 = 985.95/x
  3. Step 3: Cross multiply
    1,517.04x = 2,093.10 × 985.95
  4. Step 4: Simplify right side
    1,517.04x = 2,063,691.95
  5. Step 5: Solve for x
    x = 2,063,691.95/1,517.04
  6. Step 6: Final answer
    x = 1,360.34

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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.