Home / 11,250.08-15,525.14-6,214.20

Finding the Fourth Proportional to 11,250.08, 15,525.14 and 6,214.20

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Solution

The fourth proportional to 11,250.08, 15,525.14 and 6,214.20 is: 8,575.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,250.08 : 15,525.14 = 6,214.20 : x
  2. Step 2: Convert to fraction form
    11,250.08/15,525.14 = 6,214.20/x
  3. Step 3: Cross multiply
    11,250.08x = 15,525.14 × 6,214.20
  4. Step 4: Simplify right side
    11,250.08x = 96,476,324.99
  5. Step 5: Solve for x
    x = 96,476,324.99/11,250.08
  6. Step 6: Final answer
    x = 8,575.61

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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.