Home / 8,057.31-11,110.09-5,069.49

Finding the Fourth Proportional to 8,057.31, 11,110.09 and 5,069.49

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Solution

The fourth proportional to 8,057.31, 11,110.09 and 5,069.49 is: 6,990.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,057.31 : 11,110.09 = 5,069.49 : x
  2. Step 2: Convert to fraction form
    8,057.31/11,110.09 = 5,069.49/x
  3. Step 3: Cross multiply
    8,057.31x = 11,110.09 × 5,069.49
  4. Step 4: Simplify right side
    8,057.31x = 56,322,490.15
  5. Step 5: Solve for x
    x = 56,322,490.15/8,057.31
  6. Step 6: Final answer
    x = 6,990.23

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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.