Home / 8,316.75-11,477.14-4,779.73

Finding the Fourth Proportional to 8,316.75, 11,477.14 and 4,779.73

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Solution

The fourth proportional to 8,316.75, 11,477.14 and 4,779.73 is: 6,596.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,316.75 : 11,477.14 = 4,779.73 : x
  2. Step 2: Convert to fraction form
    8,316.75/11,477.14 = 4,779.73/x
  3. Step 3: Cross multiply
    8,316.75x = 11,477.14 × 4,779.73
  4. Step 4: Simplify right side
    8,316.75x = 54,857,630.37
  5. Step 5: Solve for x
    x = 54,857,630.37/8,316.75
  6. Step 6: Final answer
    x = 6,596.04

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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.