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Finding the Fourth Proportional to 3,050.88, 4,576.02 and 859.56

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Solution

The fourth proportional to 3,050.88, 4,576.02 and 859.56 is: 1,289.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,050.88 : 4,576.02 = 859.56 : x
  2. Step 2: Convert to fraction form
    3,050.88/4,576.02 = 859.56/x
  3. Step 3: Cross multiply
    3,050.88x = 4,576.02 × 859.56
  4. Step 4: Simplify right side
    3,050.88x = 3,933,363.75
  5. Step 5: Solve for x
    x = 3,933,363.75/3,050.88
  6. Step 6: Final answer
    x = 1,289.26

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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.