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Finding the Fourth Proportional to 8,054.58, 12,081.72 and 2,210.97

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Solution

The fourth proportional to 8,054.58, 12,081.72 and 2,210.97 is: 3,316.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,054.58 : 12,081.72 = 2,210.97 : x
  2. Step 2: Convert to fraction form
    8,054.58/12,081.72 = 2,210.97/x
  3. Step 3: Cross multiply
    8,054.58x = 12,081.72 × 2,210.97
  4. Step 4: Simplify right side
    8,054.58x = 26,712,320.47
  5. Step 5: Solve for x
    x = 26,712,320.47/8,054.58
  6. Step 6: Final answer
    x = 3,316.41

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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.