Home / 8,812.35-12,161.16-4,833.57

Finding the Fourth Proportional to 8,812.35, 12,161.16 and 4,833.57

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Solution

The fourth proportional to 8,812.35, 12,161.16 and 4,833.57 is: 6,670.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,812.35 : 12,161.16 = 4,833.57 : x
  2. Step 2: Convert to fraction form
    8,812.35/12,161.16 = 4,833.57/x
  3. Step 3: Cross multiply
    8,812.35x = 12,161.16 × 4,833.57
  4. Step 4: Simplify right side
    8,812.35x = 58,781,818.14
  5. Step 5: Solve for x
    x = 58,781,818.14/8,812.35
  6. Step 6: Final answer
    x = 6,670.39

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Half scale
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Double 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.