Home / 3,236.98-4,466.92-1,977.58

Finding the Fourth Proportional to 3,236.98, 4,466.92 and 1,977.58

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Solution

The fourth proportional to 3,236.98, 4,466.92 and 1,977.58 is: 2,728.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,236.98 : 4,466.92 = 1,977.58 : x
  2. Step 2: Convert to fraction form
    3,236.98/4,466.92 = 1,977.58/x
  3. Step 3: Cross multiply
    3,236.98x = 4,466.92 × 1,977.58
  4. Step 4: Simplify right side
    3,236.98x = 8,833,691.65
  5. Step 5: Solve for x
    x = 8,833,691.65/3,236.98
  6. Step 6: Final answer
    x = 2,728.99

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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.