Home / 5,521.90-8,284.31-2,012.23

Finding the Fourth Proportional to 5,521.90, 8,284.31 and 2,012.23

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Solution

The fourth proportional to 5,521.90, 8,284.31 and 2,012.23 is: 3,018.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,521.90 : 8,284.31 = 2,012.23 : x
  2. Step 2: Convert to fraction form
    5,521.90/8,284.31 = 2,012.23/x
  3. Step 3: Cross multiply
    5,521.90x = 8,284.31 × 2,012.23
  4. Step 4: Simplify right side
    5,521.90x = 16,669,927.05
  5. Step 5: Solve for x
    x = 16,669,927.05/5,521.90
  6. Step 6: Final answer
    x = 3,018.88

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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.