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Finding the Fourth Proportional to 6,659.04, 9,193.86 and 4,144.80

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Solution

The fourth proportional to 6,659.04, 9,193.86 and 4,144.80 is: 5,722.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,659.04 : 9,193.86 = 4,144.80 : x
  2. Step 2: Convert to fraction form
    6,659.04/9,193.86 = 4,144.80/x
  3. Step 3: Cross multiply
    6,659.04x = 9,193.86 × 4,144.80
  4. Step 4: Simplify right side
    6,659.04x = 38,106,710.93
  5. Step 5: Solve for x
    x = 38,106,710.93/6,659.04
  6. Step 6: Final answer
    x = 5,722.55

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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.