Home / 8,142.01-11,234.77-4,605.14

Finding the Fourth Proportional to 8,142.01, 11,234.77 and 4,605.14

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Solution

The fourth proportional to 8,142.01, 11,234.77 and 4,605.14 is: 6,354.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,142.01 : 11,234.77 = 4,605.14 : x
  2. Step 2: Convert to fraction form
    8,142.01/11,234.77 = 4,605.14/x
  3. Step 3: Cross multiply
    8,142.01x = 11,234.77 × 4,605.14
  4. Step 4: Simplify right side
    8,142.01x = 51,737,705.29
  5. Step 5: Solve for x
    x = 51,737,705.29/8,142.01
  6. Step 6: Final answer
    x = 6,354.42

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Half scale
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Double scale
Find fourth proportional to 8,143.01, 11,236.15 and 4,606.14
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.