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Finding the Fourth Proportional to 7,954.72, 11,932.08 and 2,482.72

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Solution

The fourth proportional to 7,954.72, 11,932.08 and 2,482.72 is: 3,724.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,954.72 : 11,932.08 = 2,482.72 : x
  2. Step 2: Convert to fraction form
    7,954.72/11,932.08 = 2,482.72/x
  3. Step 3: Cross multiply
    7,954.72x = 11,932.08 × 2,482.72
  4. Step 4: Simplify right side
    7,954.72x = 29,624,013.66
  5. Step 5: Solve for x
    x = 29,624,013.66/7,954.72
  6. Step 6: Final answer
    x = 3,724.08

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1.5x scale

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.