Home / 8,118.22-11,204.21-4,582.57

Finding the Fourth Proportional to 8,118.22, 11,204.21 and 4,582.57

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Solution

The fourth proportional to 8,118.22, 11,204.21 and 4,582.57 is: 6,324.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,118.22 : 11,204.21 = 4,582.57 : x
  2. Step 2: Convert to fraction form
    8,118.22/11,204.21 = 4,582.57/x
  3. Step 3: Cross multiply
    8,118.22x = 11,204.21 × 4,582.57
  4. Step 4: Simplify right side
    8,118.22x = 51,344,053.71
  5. Step 5: Solve for x
    x = 51,344,053.71/8,118.22
  6. Step 6: Final answer
    x = 6,324.55

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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.