Home / 8,227.80-11,349.75-5,042.64

Finding the Fourth Proportional to 8,227.80, 11,349.75 and 5,042.64

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Solution

The fourth proportional to 8,227.80, 11,349.75 and 5,042.64 is: 6,956.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,227.80 : 11,349.75 = 5,042.64 : x
  2. Step 2: Convert to fraction form
    8,227.80/11,349.75 = 5,042.64/x
  3. Step 3: Cross multiply
    8,227.80x = 11,349.75 × 5,042.64
  4. Step 4: Simplify right side
    8,227.80x = 57,232,703.34
  5. Step 5: Solve for x
    x = 57,232,703.34/8,227.80
  6. Step 6: Final answer
    x = 6,956.02

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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.