Home / 8,381.38-11,566.49-4,844.74

Finding the Fourth Proportional to 8,381.38, 11,566.49 and 4,844.74

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Solution

The fourth proportional to 8,381.38, 11,566.49 and 4,844.74 is: 6,685.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,381.38 : 11,566.49 = 4,844.74 : x
  2. Step 2: Convert to fraction form
    8,381.38/11,566.49 = 4,844.74/x
  3. Step 3: Cross multiply
    8,381.38x = 11,566.49 × 4,844.74
  4. Step 4: Simplify right side
    8,381.38x = 56,036,636.76
  5. Step 5: Solve for x
    x = 56,036,636.76/8,381.38
  6. Step 6: Final answer
    x = 6,685.85

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Half scale
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Double scale
Find fourth proportional to 8,382.38, 11,567.87 and 4,845.74
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.