Home / 4,229.50-6,342.86-1,456.11

Finding the Fourth Proportional to 4,229.50, 6,342.86 and 1,456.11

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Solution

The fourth proportional to 4,229.50, 6,342.86 and 1,456.11 is: 2,183.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,229.50 : 6,342.86 = 1,456.11 : x
  2. Step 2: Convert to fraction form
    4,229.50/6,342.86 = 1,456.11/x
  3. Step 3: Cross multiply
    4,229.50x = 6,342.86 × 1,456.11
  4. Step 4: Simplify right side
    4,229.50x = 9,235,897.32
  5. Step 5: Solve for x
    x = 9,235,897.32/4,229.50
  6. Step 6: Final answer
    x = 2,183.69

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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.