Home / 2,342.39-3,515.26-1,110.08

Finding the Fourth Proportional to 2,342.39, 3,515.26 and 1,110.08

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Solution

The fourth proportional to 2,342.39, 3,515.26 and 1,110.08 is: 1,665.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,342.39 : 3,515.26 = 1,110.08 : x
  2. Step 2: Convert to fraction form
    2,342.39/3,515.26 = 1,110.08/x
  3. Step 3: Cross multiply
    2,342.39x = 3,515.26 × 1,110.08
  4. Step 4: Simplify right side
    2,342.39x = 3,902,219.82
  5. Step 5: Solve for x
    x = 3,902,219.82/2,342.39
  6. Step 6: Final answer
    x = 1,665.91

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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.