Home / 5,081.02-7,621.77-1,794.46

Finding the Fourth Proportional to 5,081.02, 7,621.77 and 1,794.46

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Solution

The fourth proportional to 5,081.02, 7,621.77 and 1,794.46 is: 2,691.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,081.02 : 7,621.77 = 1,794.46 : x
  2. Step 2: Convert to fraction form
    5,081.02/7,621.77 = 1,794.46/x
  3. Step 3: Cross multiply
    5,081.02x = 7,621.77 × 1,794.46
  4. Step 4: Simplify right side
    5,081.02x = 13,676,961.39
  5. Step 5: Solve for x
    x = 13,676,961.39/5,081.02
  6. Step 6: Final answer
    x = 2,691.77

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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.