Home / 8,161.98-11,263.85-4,528.13

Finding the Fourth Proportional to 8,161.98, 11,263.85 and 4,528.13

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Solution

The fourth proportional to 8,161.98, 11,263.85 and 4,528.13 is: 6,248.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,161.98 : 11,263.85 = 4,528.13 : x
  2. Step 2: Convert to fraction form
    8,161.98/11,263.85 = 4,528.13/x
  3. Step 3: Cross multiply
    8,161.98x = 11,263.85 × 4,528.13
  4. Step 4: Simplify right side
    8,161.98x = 51,004,098.14
  5. Step 5: Solve for x
    x = 51,004,098.14/8,161.98
  6. Step 6: Final answer
    x = 6,248.99

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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.