Home / 1,677.23-2,314.53-1,013.97

Finding the Fourth Proportional to 1,677.23, 2,314.53 and 1,013.97

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Solution

The fourth proportional to 1,677.23, 2,314.53 and 1,013.97 is: 1,399.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,677.23 : 2,314.53 = 1,013.97 : x
  2. Step 2: Convert to fraction form
    1,677.23/2,314.53 = 1,013.97/x
  3. Step 3: Cross multiply
    1,677.23x = 2,314.53 × 1,013.97
  4. Step 4: Simplify right side
    1,677.23x = 2,346,863.98
  5. Step 5: Solve for x
    x = 2,346,863.98/1,677.23
  6. Step 6: Final answer
    x = 1,399.25

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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.