Home / 3,167.62-4,751.52-1,087.59

Finding the Fourth Proportional to 3,167.62, 4,751.52 and 1,087.59

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Solution

The fourth proportional to 3,167.62, 4,751.52 and 1,087.59 is: 1,631.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167.62 : 4,751.52 = 1,087.59 : x
  2. Step 2: Convert to fraction form
    3,167.62/4,751.52 = 1,087.59/x
  3. Step 3: Cross multiply
    3,167.62x = 4,751.52 × 1,087.59
  4. Step 4: Simplify right side
    3,167.62x = 5,167,705.64
  5. Step 5: Solve for x
    x = 5,167,705.64/3,167.62
  6. Step 6: Final answer
    x = 1,631.42

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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.