Home / 8,054.25-12,081.38-5,380.17

Finding the Fourth Proportional to 8,054.25, 12,081.38 and 5,380.17

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Solution

The fourth proportional to 8,054.25, 12,081.38 and 5,380.17 is: 8,070.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,054.25 : 12,081.38 = 5,380.17 : x
  2. Step 2: Convert to fraction form
    8,054.25/12,081.38 = 5,380.17/x
  3. Step 3: Cross multiply
    8,054.25x = 12,081.38 × 5,380.17
  4. Step 4: Simplify right side
    8,054.25x = 64,999,851.33
  5. Step 5: Solve for x
    x = 64,999,851.33/8,054.25
  6. Step 6: Final answer
    x = 8,070.26

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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.