Home / 8,057.48-11,137.91-6,723.41

Finding the Fourth Proportional to 8,057.48, 11,137.91 and 6,723.41

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Solution

The fourth proportional to 8,057.48, 11,137.91 and 6,723.41 is: 9,293.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,057.48 : 11,137.91 = 6,723.41 : x
  2. Step 2: Convert to fraction form
    8,057.48/11,137.91 = 6,723.41/x
  3. Step 3: Cross multiply
    8,057.48x = 11,137.91 × 6,723.41
  4. Step 4: Simplify right side
    8,057.48x = 74,884,646.17
  5. Step 5: Solve for x
    x = 74,884,646.17/8,057.48
  6. Step 6: Final answer
    x = 9,293.81

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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.