Home / 5,592.80-8,386.44-2,081.76

Finding the Fourth Proportional to 5,592.80, 8,386.44 and 2,081.76

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Solution

The fourth proportional to 5,592.80, 8,386.44 and 2,081.76 is: 3,121.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,592.80 : 8,386.44 = 2,081.76 : x
  2. Step 2: Convert to fraction form
    5,592.80/8,386.44 = 2,081.76/x
  3. Step 3: Cross multiply
    5,592.80x = 8,386.44 × 2,081.76
  4. Step 4: Simplify right side
    5,592.80x = 17,458,555.33
  5. Step 5: Solve for x
    x = 17,458,555.33/5,592.80
  6. Step 6: Final answer
    x = 3,121.61

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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.