Home / 8,817.38-12,167.50-4,838.18

Finding the Fourth Proportional to 8,817.38, 12,167.50 and 4,838.18

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Solution

The fourth proportional to 8,817.38, 12,167.50 and 4,838.18 is: 6,676.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,817.38 : 12,167.50 = 4,838.18 : x
  2. Step 2: Convert to fraction form
    8,817.38/12,167.50 = 4,838.18/x
  3. Step 3: Cross multiply
    8,817.38x = 12,167.50 × 4,838.18
  4. Step 4: Simplify right side
    8,817.38x = 58,868,580.14
  5. Step 5: Solve for x
    x = 58,868,580.14/8,817.38
  6. Step 6: Final answer
    x = 6,676.42

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Half scale
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Double scale
Find fourth proportional to 8,818.38, 12,168.88 and 4,839.18
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.