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Finding the Fourth Proportional to 3,050.52, 4,576.05 and 859.27

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Solution

The fourth proportional to 3,050.52, 4,576.05 and 859.27 is: 1,288.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,050.52 : 4,576.05 = 859.27 : x
  2. Step 2: Convert to fraction form
    3,050.52/4,576.05 = 859.27/x
  3. Step 3: Cross multiply
    3,050.52x = 4,576.05 × 859.27
  4. Step 4: Simplify right side
    3,050.52x = 3,932,062.48
  5. Step 5: Solve for x
    x = 3,932,062.48/3,050.52
  6. Step 6: Final answer
    x = 1,288.98

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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.