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Finding the Fourth Proportional to 6,742.04, 9,302.91 and 3,757.79

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Solution

The fourth proportional to 6,742.04, 9,302.91 and 3,757.79 is: 5,185.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,742.04 : 9,302.91 = 3,757.79 : x
  2. Step 2: Convert to fraction form
    6,742.04/9,302.91 = 3,757.79/x
  3. Step 3: Cross multiply
    6,742.04x = 9,302.91 × 3,757.79
  4. Step 4: Simplify right side
    6,742.04x = 34,958,335.65
  5. Step 5: Solve for x
    x = 34,958,335.65/6,742.04
  6. Step 6: Final answer
    x = 5,185.13

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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.