Home / 8,146.18-11,241.10-4,609.63

Finding the Fourth Proportional to 8,146.18, 11,241.10 and 4,609.63

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Solution

The fourth proportional to 8,146.18, 11,241.10 and 4,609.63 is: 6,360.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,146.18 : 11,241.10 = 4,609.63 : x
  2. Step 2: Convert to fraction form
    8,146.18/11,241.10 = 4,609.63/x
  3. Step 3: Cross multiply
    8,146.18x = 11,241.10 × 4,609.63
  4. Step 4: Simplify right side
    8,146.18x = 51,817,311.79
  5. Step 5: Solve for x
    x = 51,817,311.79/8,146.18
  6. Step 6: Final answer
    x = 6,360.93

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Half 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.