Home / 2,161.07-3,240.95-600.69

Finding the Fourth Proportional to 2,161.07, 3,240.95 and 600.69

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Solution

The fourth proportional to 2,161.07, 3,240.95 and 600.69 is: 900.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,161.07 : 3,240.95 = 600.69 : x
  2. Step 2: Convert to fraction form
    2,161.07/3,240.95 = 600.69/x
  3. Step 3: Cross multiply
    2,161.07x = 3,240.95 × 600.69
  4. Step 4: Simplify right side
    2,161.07x = 1,946,803.25
  5. Step 5: Solve for x
    x = 1,946,803.25/2,161.07
  6. Step 6: Final answer
    x = 900.85

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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.