Home / 5,519.70-7,617.18-3,035.70

Finding the Fourth Proportional to 5,519.70, 7,617.18 and 3,035.70

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Solution

The fourth proportional to 5,519.70, 7,617.18 and 3,035.70 is: 4,189.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,519.70 : 7,617.18 = 3,035.70 : x
  2. Step 2: Convert to fraction form
    5,519.70/7,617.18 = 3,035.70/x
  3. Step 3: Cross multiply
    5,519.70x = 7,617.18 × 3,035.70
  4. Step 4: Simplify right side
    5,519.70x = 23,123,473.33
  5. Step 5: Solve for x
    x = 23,123,473.33/5,519.70
  6. Step 6: Final answer
    x = 4,189.26

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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.