Home / 4,911.50-7,363.10-2,136.06

Finding the Fourth Proportional to 4,911.50, 7,363.10 and 2,136.06

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Solution

The fourth proportional to 4,911.50, 7,363.10 and 2,136.06 is: 3,202.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,911.50 : 7,363.10 = 2,136.06 : x
  2. Step 2: Convert to fraction form
    4,911.50/7,363.10 = 2,136.06/x
  3. Step 3: Cross multiply
    4,911.50x = 7,363.10 × 2,136.06
  4. Step 4: Simplify right side
    4,911.50x = 15,728,023.39
  5. Step 5: Solve for x
    x = 15,728,023.39/4,911.50
  6. Step 6: Final answer
    x = 3,202.29

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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.