Home / 6,868.91-9,479.04-3,844.02

Finding the Fourth Proportional to 6,868.91, 9,479.04 and 3,844.02

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Solution

The fourth proportional to 6,868.91, 9,479.04 and 3,844.02 is: 5,304.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,868.91 : 9,479.04 = 3,844.02 : x
  2. Step 2: Convert to fraction form
    6,868.91/9,479.04 = 3,844.02/x
  3. Step 3: Cross multiply
    6,868.91x = 9,479.04 × 3,844.02
  4. Step 4: Simplify right side
    6,868.91x = 36,437,619.34
  5. Step 5: Solve for x
    x = 36,437,619.34/6,868.91
  6. Step 6: Final answer
    x = 5,304.72

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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.