Home / 4,979.46-7,467.06-1,691.06

Finding the Fourth Proportional to 4,979.46, 7,467.06 and 1,691.06

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Solution

The fourth proportional to 4,979.46, 7,467.06 and 1,691.06 is: 2,535.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,979.46 : 7,467.06 = 1,691.06 : x
  2. Step 2: Convert to fraction form
    4,979.46/7,467.06 = 1,691.06/x
  3. Step 3: Cross multiply
    4,979.46x = 7,467.06 × 1,691.06
  4. Step 4: Simplify right side
    4,979.46x = 12,627,209.15
  5. Step 5: Solve for x
    x = 12,627,209.15/4,979.46
  6. Step 6: Final answer
    x = 2,535.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.