Home / 2,725.22-4,088.44-993.85

Finding the Fourth Proportional to 2,725.22, 4,088.44 and 993.85

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Solution

The fourth proportional to 2,725.22, 4,088.44 and 993.85 is: 1,490.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,725.22 : 4,088.44 = 993.85 : x
  2. Step 2: Convert to fraction form
    2,725.22/4,088.44 = 993.85/x
  3. Step 3: Cross multiply
    2,725.22x = 4,088.44 × 993.85
  4. Step 4: Simplify right side
    2,725.22x = 4,063,283.39
  5. Step 5: Solve for x
    x = 4,063,283.39/2,725.22
  6. Step 6: Final answer
    x = 1,490.99

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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.