Home / 2,264.30-3,395.04-1,289.06

Finding the Fourth Proportional to 2,264.30, 3,395.04 and 1,289.06

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Solution

The fourth proportional to 2,264.30, 3,395.04 and 1,289.06 is: 1,932.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,264.30 : 3,395.04 = 1,289.06 : x
  2. Step 2: Convert to fraction form
    2,264.30/3,395.04 = 1,289.06/x
  3. Step 3: Cross multiply
    2,264.30x = 3,395.04 × 1,289.06
  4. Step 4: Simplify right side
    2,264.30x = 4,376,410.26
  5. Step 5: Solve for x
    x = 4,376,410.26/2,264.30
  6. Step 6: Final answer
    x = 1,932.79

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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.