Home / 3,110.55-4,279.69-2,360.14

Finding the Fourth Proportional to 3,110.55, 4,279.69 and 2,360.14

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Solution

The fourth proportional to 3,110.55, 4,279.69 and 2,360.14 is: 3,247.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110.55 : 4,279.69 = 2,360.14 : x
  2. Step 2: Convert to fraction form
    3,110.55/4,279.69 = 2,360.14/x
  3. Step 3: Cross multiply
    3,110.55x = 4,279.69 × 2,360.14
  4. Step 4: Simplify right side
    3,110.55x = 10,100,646.53
  5. Step 5: Solve for x
    x = 10,100,646.53/3,110.55
  6. Step 6: Final answer
    x = 3,247.22

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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.