Home / 11,235.19-15,504.54-6,199.72

Finding the Fourth Proportional to 11,235.19, 15,504.54 and 6,199.72

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Solution

The fourth proportional to 11,235.19, 15,504.54 and 6,199.72 is: 8,555.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,235.19 : 15,504.54 = 6,199.72 : x
  2. Step 2: Convert to fraction form
    11,235.19/15,504.54 = 6,199.72/x
  3. Step 3: Cross multiply
    11,235.19x = 15,504.54 × 6,199.72
  4. Step 4: Simplify right side
    11,235.19x = 96,123,806.73
  5. Step 5: Solve for x
    x = 96,123,806.73/11,235.19
  6. Step 6: Final answer
    x = 8,555.60

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Half scale
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Double scale
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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.