Home / 3,211.80-4,818.41-2,037.66

Finding the Fourth Proportional to 3,211.80, 4,818.41 and 2,037.66

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Solution

The fourth proportional to 3,211.80, 4,818.41 and 2,037.66 is: 3,056.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211.80 : 4,818.41 = 2,037.66 : x
  2. Step 2: Convert to fraction form
    3,211.80/4,818.41 = 2,037.66/x
  3. Step 3: Cross multiply
    3,211.80x = 4,818.41 × 2,037.66
  4. Step 4: Simplify right side
    3,211.80x = 9,818,271.13
  5. Step 5: Solve for x
    x = 9,818,271.13/3,211.80
  6. Step 6: Final answer
    x = 3,056.94

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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.