Home / 8,284.56-11,432.79-4,747.83

Finding the Fourth Proportional to 8,284.56, 11,432.79 and 4,747.83

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Solution

The fourth proportional to 8,284.56, 11,432.79 and 4,747.83 is: 6,552.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,284.56 : 11,432.79 = 4,747.83 : x
  2. Step 2: Convert to fraction form
    8,284.56/11,432.79 = 4,747.83/x
  3. Step 3: Cross multiply
    8,284.56x = 11,432.79 × 4,747.83
  4. Step 4: Simplify right side
    8,284.56x = 54,280,943.35
  5. Step 5: Solve for x
    x = 54,280,943.35/8,284.56
  6. Step 6: Final answer
    x = 6,552.06

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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.