Home / 8,500.41-11,727.99-5,142.96

Finding the Fourth Proportional to 8,500.41, 11,727.99 and 5,142.96

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Solution

The fourth proportional to 8,500.41, 11,727.99 and 5,142.96 is: 7,095.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,500.41 : 11,727.99 = 5,142.96 : x
  2. Step 2: Convert to fraction form
    8,500.41/11,727.99 = 5,142.96/x
  3. Step 3: Cross multiply
    8,500.41x = 11,727.99 × 5,142.96
  4. Step 4: Simplify right side
    8,500.41x = 60,316,583.45
  5. Step 5: Solve for x
    x = 60,316,583.45/8,500.41
  6. Step 6: Final answer
    x = 7,095.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.