Home / 5,329.26-7,350.41-3,912.50

Finding the Fourth Proportional to 5,329.26, 7,350.41 and 3,912.50

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Solution

The fourth proportional to 5,329.26, 7,350.41 and 3,912.50 is: 5,396.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329.26 : 7,350.41 = 3,912.50 : x
  2. Step 2: Convert to fraction form
    5,329.26/7,350.41 = 3,912.50/x
  3. Step 3: Cross multiply
    5,329.26x = 7,350.41 × 3,912.50
  4. Step 4: Simplify right side
    5,329.26x = 28,758,507.28
  5. Step 5: Solve for x
    x = 28,758,507.28/5,329.26
  6. Step 6: Final answer
    x = 5,396.34

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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.