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Finding the Fourth Proportional to 8,795.42, 13,176.49 and 4,347.92

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Solution

The fourth proportional to 8,795.42, 13,176.49 and 4,347.92 is: 6,513.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,795.42 : 13,176.49 = 4,347.92 : x
  2. Step 2: Convert to fraction form
    8,795.42/13,176.49 = 4,347.92/x
  3. Step 3: Cross multiply
    8,795.42x = 13,176.49 × 4,347.92
  4. Step 4: Simplify right side
    8,795.42x = 57,290,243.63
  5. Step 5: Solve for x
    x = 57,290,243.63/8,795.42
  6. Step 6: Final answer
    x = 6,513.64

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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.