Home / 3,061.88-4,589.70-1,210.44

Finding the Fourth Proportional to 3,061.88, 4,589.70 and 1,210.44

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Solution

The fourth proportional to 3,061.88, 4,589.70 and 1,210.44 is: 1,814.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,061.88 : 4,589.70 = 1,210.44 : x
  2. Step 2: Convert to fraction form
    3,061.88/4,589.70 = 1,210.44/x
  3. Step 3: Cross multiply
    3,061.88x = 4,589.70 × 1,210.44
  4. Step 4: Simplify right side
    3,061.88x = 5,555,556.47
  5. Step 5: Solve for x
    x = 5,555,556.47/3,061.88
  6. Step 6: Final answer
    x = 1,814.43

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1.5x scale

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.