Home / 1,673.42-2,309.06-1,001.14

Finding the Fourth Proportional to 1,673.42, 2,309.06 and 1,001.14

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Solution

The fourth proportional to 1,673.42, 2,309.06 and 1,001.14 is: 1,381.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673.42 : 2,309.06 = 1,001.14 : x
  2. Step 2: Convert to fraction form
    1,673.42/2,309.06 = 1,001.14/x
  3. Step 3: Cross multiply
    1,673.42x = 2,309.06 × 1,001.14
  4. Step 4: Simplify right side
    1,673.42x = 2,311,692.33
  5. Step 5: Solve for x
    x = 2,311,692.33/1,673.42
  6. Step 6: Final answer
    x = 1,381.42

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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.