Home / 3,351.20-5,025-1,159.28

Finding the Fourth Proportional to 3,351.20, 5,025 and 1,159.28

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Solution

The fourth proportional to 3,351.20, 5,025 and 1,159.28 is: 1,738.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,351.20 : 5,025 = 1,159.28 : x
  2. Step 2: Convert to fraction form
    3,351.20/5,025 = 1,159.28/x
  3. Step 3: Cross multiply
    3,351.20x = 5,025 × 1,159.28
  4. Step 4: Simplify right side
    3,351.20x = 5,825,382
  5. Step 5: Solve for x
    x = 5,825,382/3,351.20
  6. Step 6: Final answer
    x = 1,738.30

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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.