Home / 8,177.84-11,284.76-4,641.64

Finding the Fourth Proportional to 8,177.84, 11,284.76 and 4,641.64

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Solution

The fourth proportional to 8,177.84, 11,284.76 and 4,641.64 is: 6,405.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,177.84 : 11,284.76 = 4,641.64 : x
  2. Step 2: Convert to fraction form
    8,177.84/11,284.76 = 4,641.64/x
  3. Step 3: Cross multiply
    8,177.84x = 11,284.76 × 4,641.64
  4. Step 4: Simplify right side
    8,177.84x = 52,379,793.41
  5. Step 5: Solve for x
    x = 52,379,793.41/8,177.84
  6. Step 6: Final answer
    x = 6,405.09

Related Problems

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Half scale
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Double scale
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Similar ratio
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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.