Home / 5,825.28-8,740.26-2,127.76

Finding the Fourth Proportional to 5,825.28, 8,740.26 and 2,127.76

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Solution

The fourth proportional to 5,825.28, 8,740.26 and 2,127.76 is: 3,192.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,825.28 : 8,740.26 = 2,127.76 : x
  2. Step 2: Convert to fraction form
    5,825.28/8,740.26 = 2,127.76/x
  3. Step 3: Cross multiply
    5,825.28x = 8,740.26 × 2,127.76
  4. Step 4: Simplify right side
    5,825.28x = 18,597,175.62
  5. Step 5: Solve for x
    x = 18,597,175.62/5,825.28
  6. Step 6: Final answer
    x = 3,192.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.