Home / 8,227.50-12,345.48-4,532.64

Finding the Fourth Proportional to 8,227.50, 12,345.48 and 4,532.64

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Solution

The fourth proportional to 8,227.50, 12,345.48 and 4,532.64 is: 6,801.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,227.50 : 12,345.48 = 4,532.64 : x
  2. Step 2: Convert to fraction form
    8,227.50/12,345.48 = 4,532.64/x
  3. Step 3: Cross multiply
    8,227.50x = 12,345.48 × 4,532.64
  4. Step 4: Simplify right side
    8,227.50x = 55,957,616.47
  5. Step 5: Solve for x
    x = 55,957,616.47/8,227.50
  6. Step 6: Final answer
    x = 6,801.29

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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.