Home / 5,540.51-8,314.61-2,253.61

Finding the Fourth Proportional to 5,540.51, 8,314.61 and 2,253.61

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Solution

The fourth proportional to 5,540.51, 8,314.61 and 2,253.61 is: 3,381.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,540.51 : 8,314.61 = 2,253.61 : x
  2. Step 2: Convert to fraction form
    5,540.51/8,314.61 = 2,253.61/x
  3. Step 3: Cross multiply
    5,540.51x = 8,314.61 × 2,253.61
  4. Step 4: Simplify right side
    5,540.51x = 18,737,888.24
  5. Step 5: Solve for x
    x = 18,737,888.24/5,540.51
  6. Step 6: Final answer
    x = 3,381.98

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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.