Home / 5,900.28-8,142.36-3,542.43

Finding the Fourth Proportional to 5,900.28, 8,142.36 and 3,542.43

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Solution

The fourth proportional to 5,900.28, 8,142.36 and 3,542.43 is: 4,888.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,900.28 : 8,142.36 = 3,542.43 : x
  2. Step 2: Convert to fraction form
    5,900.28/8,142.36 = 3,542.43/x
  3. Step 3: Cross multiply
    5,900.28x = 8,142.36 × 3,542.43
  4. Step 4: Simplify right side
    5,900.28x = 28,843,740.33
  5. Step 5: Solve for x
    x = 28,843,740.33/5,900.28
  6. Step 6: Final answer
    x = 4,888.54

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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.