Home / 1,703.35-2,349.16-1,371.66

Finding the Fourth Proportional to 1,703.35, 2,349.16 and 1,371.66

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Solution

The fourth proportional to 1,703.35, 2,349.16 and 1,371.66 is: 1,891.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,703.35 : 2,349.16 = 1,371.66 : x
  2. Step 2: Convert to fraction form
    1,703.35/2,349.16 = 1,371.66/x
  3. Step 3: Cross multiply
    1,703.35x = 2,349.16 × 1,371.66
  4. Step 4: Simplify right side
    1,703.35x = 3,222,248.81
  5. Step 5: Solve for x
    x = 3,222,248.81/1,703.35
  6. Step 6: Final answer
    x = 1,891.71

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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.