Home / 8,192.63-12,285.81-2,926.66

Finding the Fourth Proportional to 8,192.63, 12,285.81 and 2,926.66

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Solution

The fourth proportional to 8,192.63, 12,285.81 and 2,926.66 is: 4,388.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,192.63 : 12,285.81 = 2,926.66 : x
  2. Step 2: Convert to fraction form
    8,192.63/12,285.81 = 2,926.66/x
  3. Step 3: Cross multiply
    8,192.63x = 12,285.81 × 2,926.66
  4. Step 4: Simplify right side
    8,192.63x = 35,956,327.27
  5. Step 5: Solve for x
    x = 35,956,327.27/8,192.63
  6. Step 6: Final answer
    x = 4,388.87

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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.