Home / 8,851.70-13,282.20-3,924.74

Finding the Fourth Proportional to 8,851.70, 13,282.20 and 3,924.74

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Solution

The fourth proportional to 8,851.70, 13,282.20 and 3,924.74 is: 5,889.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,851.70 : 13,282.20 = 3,924.74 : x
  2. Step 2: Convert to fraction form
    8,851.70/13,282.20 = 3,924.74/x
  3. Step 3: Cross multiply
    8,851.70x = 13,282.20 × 3,924.74
  4. Step 4: Simplify right side
    8,851.70x = 52,129,115.22
  5. Step 5: Solve for x
    x = 52,129,115.22/8,851.70
  6. Step 6: Final answer
    x = 5,889.17

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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.