Home / 2,092.97-2,885.96-1,345.90

Finding the Fourth Proportional to 2,092.97, 2,885.96 and 1,345.90

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Solution

The fourth proportional to 2,092.97, 2,885.96 and 1,345.90 is: 1,855.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,092.97 : 2,885.96 = 1,345.90 : x
  2. Step 2: Convert to fraction form
    2,092.97/2,885.96 = 1,345.90/x
  3. Step 3: Cross multiply
    2,092.97x = 2,885.96 × 1,345.90
  4. Step 4: Simplify right side
    2,092.97x = 3,884,199.13
  5. Step 5: Solve for x
    x = 3,884,199.13/2,092.97
  6. Step 6: Final answer
    x = 1,855.84

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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.