Home / 2,935.88-4,401.36-1,291.18

Finding the Fourth Proportional to 2,935.88, 4,401.36 and 1,291.18

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Solution

The fourth proportional to 2,935.88, 4,401.36 and 1,291.18 is: 1,935.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,935.88 : 4,401.36 = 1,291.18 : x
  2. Step 2: Convert to fraction form
    2,935.88/4,401.36 = 1,291.18/x
  3. Step 3: Cross multiply
    2,935.88x = 4,401.36 × 1,291.18
  4. Step 4: Simplify right side
    2,935.88x = 5,682,948.00
  5. Step 5: Solve for x
    x = 5,682,948.00/2,935.88
  6. Step 6: Final answer
    x = 1,935.69

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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.