Home / 6,742.39-9,304.48-3,758.19

Finding the Fourth Proportional to 6,742.39, 9,304.48 and 3,758.19

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Solution

The fourth proportional to 6,742.39, 9,304.48 and 3,758.19 is: 5,186.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,742.39 : 9,304.48 = 3,758.19 : x
  2. Step 2: Convert to fraction form
    6,742.39/9,304.48 = 3,758.19/x
  3. Step 3: Cross multiply
    6,742.39x = 9,304.48 × 3,758.19
  4. Step 4: Simplify right side
    6,742.39x = 34,967,984.90
  5. Step 5: Solve for x
    x = 34,967,984.90/6,742.39
  6. Step 6: Final answer
    x = 5,186.29

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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.