Home / 8,227.08-12,346.09-4,281.98

Finding the Fourth Proportional to 8,227.08, 12,346.09 and 4,281.98

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Solution

The fourth proportional to 8,227.08, 12,346.09 and 4,281.98 is: 6,425.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,227.08 : 12,346.09 = 4,281.98 : x
  2. Step 2: Convert to fraction form
    8,227.08/12,346.09 = 4,281.98/x
  3. Step 3: Cross multiply
    8,227.08x = 12,346.09 × 4,281.98
  4. Step 4: Simplify right side
    8,227.08x = 52,865,638.02
  5. Step 5: Solve for x
    x = 52,865,638.02/8,227.08
  6. Step 6: Final answer
    x = 6,425.81

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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.