Home / 5,521.94-8,282.90-3,885.80

Finding the Fourth Proportional to 5,521.94, 8,282.90 and 3,885.80

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Solution

The fourth proportional to 5,521.94, 8,282.90 and 3,885.80 is: 5,828.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,521.94 : 8,282.90 = 3,885.80 : x
  2. Step 2: Convert to fraction form
    5,521.94/8,282.90 = 3,885.80/x
  3. Step 3: Cross multiply
    5,521.94x = 8,282.90 × 3,885.80
  4. Step 4: Simplify right side
    5,521.94x = 32,185,692.82
  5. Step 5: Solve for x
    x = 32,185,692.82/5,521.94
  6. Step 6: Final answer
    x = 5,828.69

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Similar ratio
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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.