Home / 8,054.61-12,080.07-2,211.69

Finding the Fourth Proportional to 8,054.61, 12,080.07 and 2,211.69

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Solution

The fourth proportional to 8,054.61, 12,080.07 and 2,211.69 is: 3,317.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,054.61 : 12,080.07 = 2,211.69 : x
  2. Step 2: Convert to fraction form
    8,054.61/12,080.07 = 2,211.69/x
  3. Step 3: Cross multiply
    8,054.61x = 12,080.07 × 2,211.69
  4. Step 4: Simplify right side
    8,054.61x = 26,717,370.02
  5. Step 5: Solve for x
    x = 26,717,370.02/8,054.61
  6. Step 6: Final answer
    x = 3,317.03

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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.