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Finding the Fourth Proportional to 8,558.62, 12,827.33 and 4,849.61

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Solution

The fourth proportional to 8,558.62, 12,827.33 and 4,849.61 is: 7,268.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,558.62 : 12,827.33 = 4,849.61 : x
  2. Step 2: Convert to fraction form
    8,558.62/12,827.33 = 4,849.61/x
  3. Step 3: Cross multiply
    8,558.62x = 12,827.33 × 4,849.61
  4. Step 4: Simplify right side
    8,558.62x = 62,207,547.84
  5. Step 5: Solve for x
    x = 62,207,547.84/8,558.62
  6. Step 6: Final answer
    x = 7,268.41

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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.