Home / 1,518.11-2,094.14-927.62

Finding the Fourth Proportional to 1,518.11, 2,094.14 and 927.62

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Solution

The fourth proportional to 1,518.11, 2,094.14 and 927.62 is: 1,279.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518.11 : 2,094.14 = 927.62 : x
  2. Step 2: Convert to fraction form
    1,518.11/2,094.14 = 927.62/x
  3. Step 3: Cross multiply
    1,518.11x = 2,094.14 × 927.62
  4. Step 4: Simplify right side
    1,518.11x = 1,942,551.04
  5. Step 5: Solve for x
    x = 1,942,551.04/1,518.11
  6. Step 6: Final answer
    x = 1,279.59

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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.