Home / 6,742.11-9,304.15-3,758.13

Finding the Fourth Proportional to 6,742.11, 9,304.15 and 3,758.13

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Solution

The fourth proportional to 6,742.11, 9,304.15 and 3,758.13 is: 5,186.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,742.11 : 9,304.15 = 3,758.13 : x
  2. Step 2: Convert to fraction form
    6,742.11/9,304.15 = 3,758.13/x
  3. Step 3: Cross multiply
    6,742.11x = 9,304.15 × 3,758.13
  4. Step 4: Simplify right side
    6,742.11x = 34,966,237.90
  5. Step 5: Solve for x
    x = 34,966,237.90/6,742.11
  6. Step 6: Final answer
    x = 5,186.25

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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.