Home / 8,222.10-12,334.35-2,597.87

Finding the Fourth Proportional to 8,222.10, 12,334.35 and 2,597.87

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Solution

The fourth proportional to 8,222.10, 12,334.35 and 2,597.87 is: 3,897.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,222.10 : 12,334.35 = 2,597.87 : x
  2. Step 2: Convert to fraction form
    8,222.10/12,334.35 = 2,597.87/x
  3. Step 3: Cross multiply
    8,222.10x = 12,334.35 × 2,597.87
  4. Step 4: Simplify right side
    8,222.10x = 32,042,976.16
  5. Step 5: Solve for x
    x = 32,042,976.16/8,222.10
  6. Step 6: Final answer
    x = 3,897.18

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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.