Home / 1,679.03-2,317.07-933.04

Finding the Fourth Proportional to 1,679.03, 2,317.07 and 933.04

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Solution

The fourth proportional to 1,679.03, 2,317.07 and 933.04 is: 1,287.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679.03 : 2,317.07 = 933.04 : x
  2. Step 2: Convert to fraction form
    1,679.03/2,317.07 = 933.04/x
  3. Step 3: Cross multiply
    1,679.03x = 2,317.07 × 933.04
  4. Step 4: Simplify right side
    1,679.03x = 2,161,902.74
  5. Step 5: Solve for x
    x = 2,161,902.74/1,679.03
  6. Step 6: Final answer
    x = 1,287.59

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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.