Home / 8,066.55-12,098.43-2,221.77

Finding the Fourth Proportional to 8,066.55, 12,098.43 and 2,221.77

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Solution

The fourth proportional to 8,066.55, 12,098.43 and 2,221.77 is: 3,332.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,066.55 : 12,098.43 = 2,221.77 : x
  2. Step 2: Convert to fraction form
    8,066.55/12,098.43 = 2,221.77/x
  3. Step 3: Cross multiply
    8,066.55x = 12,098.43 × 2,221.77
  4. Step 4: Simplify right side
    8,066.55x = 26,879,928.82
  5. Step 5: Solve for x
    x = 26,879,928.82/8,066.55
  6. Step 6: Final answer
    x = 3,332.27

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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.