Home / 8,451.72-12,675.66-4,066.92

Finding the Fourth Proportional to 8,451.72, 12,675.66 and 4,066.92

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Solution

The fourth proportional to 8,451.72, 12,675.66 and 4,066.92 is: 6,099.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,451.72 : 12,675.66 = 4,066.92 : x
  2. Step 2: Convert to fraction form
    8,451.72/12,675.66 = 4,066.92/x
  3. Step 3: Cross multiply
    8,451.72x = 12,675.66 × 4,066.92
  4. Step 4: Simplify right side
    8,451.72x = 51,550,895.17
  5. Step 5: Solve for x
    x = 51,550,895.17/8,451.72
  6. Step 6: Final answer
    x = 6,099.46

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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.