Home / 8,255.04-11,381.09-6,833.49

Finding the Fourth Proportional to 8,255.04, 11,381.09 and 6,833.49

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Solution

The fourth proportional to 8,255.04, 11,381.09 and 6,833.49 is: 9,421.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,255.04 : 11,381.09 = 6,833.49 : x
  2. Step 2: Convert to fraction form
    8,255.04/11,381.09 = 6,833.49/x
  3. Step 3: Cross multiply
    8,255.04x = 11,381.09 × 6,833.49
  4. Step 4: Simplify right side
    8,255.04x = 77,772,530.54
  5. Step 5: Solve for x
    x = 77,772,530.54/8,255.04
  6. Step 6: Final answer
    x = 9,421.22

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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.