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Finding the Fourth Proportional to 8,883.92, 13,333.94 and 4,727.40

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Solution

The fourth proportional to 8,883.92, 13,333.94 and 4,727.40 is: 7,095.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,883.92 : 13,333.94 = 4,727.40 : x
  2. Step 2: Convert to fraction form
    8,883.92/13,333.94 = 4,727.40/x
  3. Step 3: Cross multiply
    8,883.92x = 13,333.94 × 4,727.40
  4. Step 4: Simplify right side
    8,883.92x = 63,034,867.96
  5. Step 5: Solve for x
    x = 63,034,867.96/8,883.92
  6. Step 6: Final answer
    x = 7,095.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.