Home / 1,592.62-2,198.88-1,218.93

Finding the Fourth Proportional to 1,592.62, 2,198.88 and 1,218.93

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Solution

The fourth proportional to 1,592.62, 2,198.88 and 1,218.93 is: 1,682.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,592.62 : 2,198.88 = 1,218.93 : x
  2. Step 2: Convert to fraction form
    1,592.62/2,198.88 = 1,218.93/x
  3. Step 3: Cross multiply
    1,592.62x = 2,198.88 × 1,218.93
  4. Step 4: Simplify right side
    1,592.62x = 2,680,269.80
  5. Step 5: Solve for x
    x = 2,680,269.80/1,592.62
  6. Step 6: Final answer
    x = 1,682.94

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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.