Home / 5,443.84-8,168.91-2,521.99

Finding the Fourth Proportional to 5,443.84, 8,168.91 and 2,521.99

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Solution

The fourth proportional to 5,443.84, 8,168.91 and 2,521.99 is: 3,784.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,443.84 : 8,168.91 = 2,521.99 : x
  2. Step 2: Convert to fraction form
    5,443.84/8,168.91 = 2,521.99/x
  3. Step 3: Cross multiply
    5,443.84x = 8,168.91 × 2,521.99
  4. Step 4: Simplify right side
    5,443.84x = 20,601,909.33
  5. Step 5: Solve for x
    x = 20,601,909.33/5,443.84
  6. Step 6: Final answer
    x = 3,784.44

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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.