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Finding the Fourth Proportional to 9,331.95, 12,877.61 and 5,795.09

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Solution

The fourth proportional to 9,331.95, 12,877.61 and 5,795.09 is: 7,996.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,331.95 : 12,877.61 = 5,795.09 : x
  2. Step 2: Convert to fraction form
    9,331.95/12,877.61 = 5,795.09/x
  3. Step 3: Cross multiply
    9,331.95x = 12,877.61 × 5,795.09
  4. Step 4: Simplify right side
    9,331.95x = 74,626,815.57
  5. Step 5: Solve for x
    x = 74,626,815.57/9,331.95
  6. Step 6: Final answer
    x = 7,996.92

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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.