Home / 5,518.05-7,614.96-3,000.17

Finding the Fourth Proportional to 5,518.05, 7,614.96 and 3,000.17

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Solution

The fourth proportional to 5,518.05, 7,614.96 and 3,000.17 is: 4,140.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,518.05 : 7,614.96 = 3,000.17 : x
  2. Step 2: Convert to fraction form
    5,518.05/7,614.96 = 3,000.17/x
  3. Step 3: Cross multiply
    5,518.05x = 7,614.96 × 3,000.17
  4. Step 4: Simplify right side
    5,518.05x = 22,846,136.47
  5. Step 5: Solve for x
    x = 22,846,136.47/5,518.05
  6. Step 6: Final answer
    x = 4,140.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.