Home / 2,522.65-3,481.06-1,403.40

Finding the Fourth Proportional to 2,522.65, 3,481.06 and 1,403.40

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Solution

The fourth proportional to 2,522.65, 3,481.06 and 1,403.40 is: 1,936.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,522.65 : 3,481.06 = 1,403.40 : x
  2. Step 2: Convert to fraction form
    2,522.65/3,481.06 = 1,403.40/x
  3. Step 3: Cross multiply
    2,522.65x = 3,481.06 × 1,403.40
  4. Step 4: Simplify right side
    2,522.65x = 4,885,329.15
  5. Step 5: Solve for x
    x = 4,885,329.15/2,522.65
  6. Step 6: Final answer
    x = 1,936.59

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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.