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Finding the Fourth Proportional to 9,246.66, 12,784.68 and 8,833.56

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Solution

The fourth proportional to 9,246.66, 12,784.68 and 8,833.56 is: 12,213.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,246.66 : 12,784.68 = 8,833.56 : x
  2. Step 2: Convert to fraction form
    9,246.66/12,784.68 = 8,833.56/x
  3. Step 3: Cross multiply
    9,246.66x = 12,784.68 × 8,833.56
  4. Step 4: Simplify right side
    9,246.66x = 112,934,237.86
  5. Step 5: Solve for x
    x = 112,934,237.86/9,246.66
  6. Step 6: Final answer
    x = 12,213.52

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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.