Home / 5,392.82-8,088.86-2,271.18

Finding the Fourth Proportional to 5,392.82, 8,088.86 and 2,271.18

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Solution

The fourth proportional to 5,392.82, 8,088.86 and 2,271.18 is: 3,406.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,392.82 : 8,088.86 = 2,271.18 : x
  2. Step 2: Convert to fraction form
    5,392.82/8,088.86 = 2,271.18/x
  3. Step 3: Cross multiply
    5,392.82x = 8,088.86 × 2,271.18
  4. Step 4: Simplify right side
    5,392.82x = 18,371,257.05
  5. Step 5: Solve for x
    x = 18,371,257.05/5,392.82
  6. Step 6: Final answer
    x = 3,406.61

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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.