Home / 5,561.31-8,337.12-2,272.31

Finding the Fourth Proportional to 5,561.31, 8,337.12 and 2,272.31

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Solution

The fourth proportional to 5,561.31, 8,337.12 and 2,272.31 is: 3,406.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,561.31 : 8,337.12 = 2,272.31 : x
  2. Step 2: Convert to fraction form
    5,561.31/8,337.12 = 2,272.31/x
  3. Step 3: Cross multiply
    5,561.31x = 8,337.12 × 2,272.31
  4. Step 4: Simplify right side
    5,561.31x = 18,944,479.46
  5. Step 5: Solve for x
    x = 18,944,479.46/5,561.31
  6. Step 6: Final answer
    x = 3,406.48

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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.