Home / 5,975.62-8,956.71-2,899.78

Finding the Fourth Proportional to 5,975.62, 8,956.71 and 2,899.78

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Solution

The fourth proportional to 5,975.62, 8,956.71 and 2,899.78 is: 4,346.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,975.62 : 8,956.71 = 2,899.78 : x
  2. Step 2: Convert to fraction form
    5,975.62/8,956.71 = 2,899.78/x
  3. Step 3: Cross multiply
    5,975.62x = 8,956.71 × 2,899.78
  4. Step 4: Simplify right side
    5,975.62x = 25,972,488.52
  5. Step 5: Solve for x
    x = 25,972,488.52/5,975.62
  6. Step 6: Final answer
    x = 4,346.41

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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.