Home / 1,651.54-2,279.65-1,092.37

Finding the Fourth Proportional to 1,651.54, 2,279.65 and 1,092.37

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Solution

The fourth proportional to 1,651.54, 2,279.65 and 1,092.37 is: 1,507.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,651.54 : 2,279.65 = 1,092.37 : x
  2. Step 2: Convert to fraction form
    1,651.54/2,279.65 = 1,092.37/x
  3. Step 3: Cross multiply
    1,651.54x = 2,279.65 × 1,092.37
  4. Step 4: Simplify right side
    1,651.54x = 2,490,209.87
  5. Step 5: Solve for x
    x = 2,490,209.87/1,651.54
  6. Step 6: Final answer
    x = 1,507.82

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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.