Home / 5,442.28-8,163.59-2,592.15

Finding the Fourth Proportional to 5,442.28, 8,163.59 and 2,592.15

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Solution

The fourth proportional to 5,442.28, 8,163.59 and 2,592.15 is: 3,888.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,442.28 : 8,163.59 = 2,592.15 : x
  2. Step 2: Convert to fraction form
    5,442.28/8,163.59 = 2,592.15/x
  3. Step 3: Cross multiply
    5,442.28x = 8,163.59 × 2,592.15
  4. Step 4: Simplify right side
    5,442.28x = 21,161,249.82
  5. Step 5: Solve for x
    x = 21,161,249.82/5,442.28
  6. Step 6: Final answer
    x = 3,888.31

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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.