Home / 11,260.98-16,885.74-3,761.84

Finding the Fourth Proportional to 11,260.98, 16,885.74 and 3,761.84

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Solution

The fourth proportional to 11,260.98, 16,885.74 and 3,761.84 is: 5,640.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,260.98 : 16,885.74 = 3,761.84 : x
  2. Step 2: Convert to fraction form
    11,260.98/16,885.74 = 3,761.84/x
  3. Step 3: Cross multiply
    11,260.98x = 16,885.74 × 3,761.84
  4. Step 4: Simplify right side
    11,260.98x = 63,521,452.16
  5. Step 5: Solve for x
    x = 63,521,452.16/11,260.98
  6. Step 6: Final answer
    x = 5,640.85

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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.