Home / 3,338.98-4,607.12-2,012.77

Finding the Fourth Proportional to 3,338.98, 4,607.12 and 2,012.77

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Solution

The fourth proportional to 3,338.98, 4,607.12 and 2,012.77 is: 2,777.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,338.98 : 4,607.12 = 2,012.77 : x
  2. Step 2: Convert to fraction form
    3,338.98/4,607.12 = 2,012.77/x
  3. Step 3: Cross multiply
    3,338.98x = 4,607.12 × 2,012.77
  4. Step 4: Simplify right side
    3,338.98x = 9,273,072.92
  5. Step 5: Solve for x
    x = 9,273,072.92/3,338.98
  6. Step 6: Final answer
    x = 2,777.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.