Home / 11,267.30-15,549.18-6,231.80

Finding the Fourth Proportional to 11,267.30, 15,549.18 and 6,231.80

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Solution

The fourth proportional to 11,267.30, 15,549.18 and 6,231.80 is: 8,600.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,267.30 : 15,549.18 = 6,231.80 : x
  2. Step 2: Convert to fraction form
    11,267.30/15,549.18 = 6,231.80/x
  3. Step 3: Cross multiply
    11,267.30x = 15,549.18 × 6,231.80
  4. Step 4: Simplify right side
    11,267.30x = 96,899,379.92
  5. Step 5: Solve for x
    x = 96,899,379.92/11,267.30
  6. Step 6: Final answer
    x = 8,600.05

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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.