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Finding the Fourth Proportional to 5,080.92, 7,014.06 and 3,822.45

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Solution

The fourth proportional to 5,080.92, 7,014.06 and 3,822.45 is: 5,276.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,080.92 : 7,014.06 = 3,822.45 : x
  2. Step 2: Convert to fraction form
    5,080.92/7,014.06 = 3,822.45/x
  3. Step 3: Cross multiply
    5,080.92x = 7,014.06 × 3,822.45
  4. Step 4: Simplify right side
    5,080.92x = 26,810,893.65
  5. Step 5: Solve for x
    x = 26,810,893.65/5,080.92
  6. Step 6: Final answer
    x = 5,276.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.