Home / 3,386.65-5,081-2,401.36

Finding the Fourth Proportional to 3,386.65, 5,081 and 2,401.36

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Solution

The fourth proportional to 3,386.65, 5,081 and 2,401.36 is: 3,602.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,386.65 : 5,081 = 2,401.36 : x
  2. Step 2: Convert to fraction form
    3,386.65/5,081 = 2,401.36/x
  3. Step 3: Cross multiply
    3,386.65x = 5,081 × 2,401.36
  4. Step 4: Simplify right side
    3,386.65x = 12,201,310.16
  5. Step 5: Solve for x
    x = 12,201,310.16/3,386.65
  6. Step 6: Final answer
    x = 3,602.77

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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.