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Finding the Fourth Proportional to 8,834.92, 12,203.00 and 6,606.71

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Solution

The fourth proportional to 8,834.92, 12,203.00 and 6,606.71 is: 9,125.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,834.92 : 12,203.00 = 6,606.71 : x
  2. Step 2: Convert to fraction form
    8,834.92/12,203.00 = 6,606.71/x
  3. Step 3: Cross multiply
    8,834.92x = 12,203.00 × 6,606.71
  4. Step 4: Simplify right side
    8,834.92x = 80,621,637.63
  5. Step 5: Solve for x
    x = 80,621,637.63/8,834.92
  6. Step 6: Final answer
    x = 9,125.34

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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.