Home / 8,744.20-12,071.88-6,696.22

Finding the Fourth Proportional to 8,744.20, 12,071.88 and 6,696.22

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Solution

The fourth proportional to 8,744.20, 12,071.88 and 6,696.22 is: 9,244.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,744.20 : 12,071.88 = 6,696.22 : x
  2. Step 2: Convert to fraction form
    8,744.20/12,071.88 = 6,696.22/x
  3. Step 3: Cross multiply
    8,744.20x = 12,071.88 × 6,696.22
  4. Step 4: Simplify right side
    8,744.20x = 80,835,903.93
  5. Step 5: Solve for x
    x = 80,835,903.93/8,744.20
  6. Step 6: Final answer
    x = 9,244.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.