Home / 8,451.08-12,672.99-2,904.97

Finding the Fourth Proportional to 8,451.08, 12,672.99 and 2,904.97

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Solution

The fourth proportional to 8,451.08, 12,672.99 and 2,904.97 is: 4,356.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,451.08 : 12,672.99 = 2,904.97 : x
  2. Step 2: Convert to fraction form
    8,451.08/12,672.99 = 2,904.97/x
  3. Step 3: Cross multiply
    8,451.08x = 12,672.99 × 2,904.97
  4. Step 4: Simplify right side
    8,451.08x = 36,814,655.76
  5. Step 5: Solve for x
    x = 36,814,655.76/8,451.08
  6. Step 6: Final answer
    x = 4,356.21

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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.