Home / 8,233.59-11,363.79-4,878.29

Finding the Fourth Proportional to 8,233.59, 11,363.79 and 4,878.29

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Solution

The fourth proportional to 8,233.59, 11,363.79 and 4,878.29 is: 6,732.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,233.59 : 11,363.79 = 4,878.29 : x
  2. Step 2: Convert to fraction form
    8,233.59/11,363.79 = 4,878.29/x
  3. Step 3: Cross multiply
    8,233.59x = 11,363.79 × 4,878.29
  4. Step 4: Simplify right side
    8,233.59x = 55,435,891.53
  5. Step 5: Solve for x
    x = 55,435,891.53/8,233.59
  6. Step 6: Final answer
    x = 6,732.89

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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.