Home / 3,381.03-5,071.26-1,159.68

Finding the Fourth Proportional to 3,381.03, 5,071.26 and 1,159.68

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Solution

The fourth proportional to 3,381.03, 5,071.26 and 1,159.68 is: 1,739.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,381.03 : 5,071.26 = 1,159.68 : x
  2. Step 2: Convert to fraction form
    3,381.03/5,071.26 = 1,159.68/x
  3. Step 3: Cross multiply
    3,381.03x = 5,071.26 × 1,159.68
  4. Step 4: Simplify right side
    3,381.03x = 5,881,038.80
  5. Step 5: Solve for x
    x = 5,881,038.80/3,381.03
  6. Step 6: Final answer
    x = 1,739.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.