Home / 2,411.45-3,617.20-850.35

Finding the Fourth Proportional to 2,411.45, 3,617.20 and 850.35

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Solution

The fourth proportional to 2,411.45, 3,617.20 and 850.35 is: 1,275.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,411.45 : 3,617.20 = 850.35 : x
  2. Step 2: Convert to fraction form
    2,411.45/3,617.20 = 850.35/x
  3. Step 3: Cross multiply
    2,411.45x = 3,617.20 × 850.35
  4. Step 4: Simplify right side
    2,411.45x = 3,075,901.58
  5. Step 5: Solve for x
    x = 3,075,901.58/2,411.45
  6. Step 6: Final answer
    x = 1,275.54

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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.