Home / 5,150.26-7,725.99-1,864.90

Finding the Fourth Proportional to 5,150.26, 7,725.99 and 1,864.90

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Solution

The fourth proportional to 5,150.26, 7,725.99 and 1,864.90 is: 2,797.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,150.26 : 7,725.99 = 1,864.90 : x
  2. Step 2: Convert to fraction form
    5,150.26/7,725.99 = 1,864.90/x
  3. Step 3: Cross multiply
    5,150.26x = 7,725.99 × 1,864.90
  4. Step 4: Simplify right side
    5,150.26x = 14,408,150.80
  5. Step 5: Solve for x
    x = 14,408,150.80/5,150.26
  6. Step 6: Final answer
    x = 2,797.56

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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.