Home / 5,057.88-7,587.84-2,136.18

Finding the Fourth Proportional to 5,057.88, 7,587.84 and 2,136.18

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Solution

The fourth proportional to 5,057.88, 7,587.84 and 2,136.18 is: 3,204.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,057.88 : 7,587.84 = 2,136.18 : x
  2. Step 2: Convert to fraction form
    5,057.88/7,587.84 = 2,136.18/x
  3. Step 3: Cross multiply
    5,057.88x = 7,587.84 × 2,136.18
  4. Step 4: Simplify right side
    5,057.88x = 16,208,992.05
  5. Step 5: Solve for x
    x = 16,208,992.05/5,057.88
  6. Step 6: Final answer
    x = 3,204.70

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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.