Home / 5,458.94-7,532.43-3,100.22

Finding the Fourth Proportional to 5,458.94, 7,532.43 and 3,100.22

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Solution

The fourth proportional to 5,458.94, 7,532.43 and 3,100.22 is: 4,277.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,458.94 : 7,532.43 = 3,100.22 : x
  2. Step 2: Convert to fraction form
    5,458.94/7,532.43 = 3,100.22/x
  3. Step 3: Cross multiply
    5,458.94x = 7,532.43 × 3,100.22
  4. Step 4: Simplify right side
    5,458.94x = 23,352,190.13
  5. Step 5: Solve for x
    x = 23,352,190.13/5,458.94
  6. Step 6: Final answer
    x = 4,277.79

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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.