Home / 2,201.11-3,314.63-1,589.11

Finding the Fourth Proportional to 2,201.11, 3,314.63 and 1,589.11

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Solution

The fourth proportional to 2,201.11, 3,314.63 and 1,589.11 is: 2,393.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201.11 : 3,314.63 = 1,589.11 : x
  2. Step 2: Convert to fraction form
    2,201.11/3,314.63 = 1,589.11/x
  3. Step 3: Cross multiply
    2,201.11x = 3,314.63 × 1,589.11
  4. Step 4: Simplify right side
    2,201.11x = 5,267,307.71
  5. Step 5: Solve for x
    x = 5,267,307.71/2,201.11
  6. Step 6: Final answer
    x = 2,393.02

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.