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Finding the Fourth Proportional to 7,973.67, 11,956.48 and 2,425.95

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Solution

The fourth proportional to 7,973.67, 11,956.48 and 2,425.95 is: 3,637.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,973.67 : 11,956.48 = 2,425.95 : x
  2. Step 2: Convert to fraction form
    7,973.67/11,956.48 = 2,425.95/x
  3. Step 3: Cross multiply
    7,973.67x = 11,956.48 × 2,425.95
  4. Step 4: Simplify right side
    7,973.67x = 29,005,756.81
  5. Step 5: Solve for x
    x = 29,005,756.81/7,973.67
  6. Step 6: Final answer
    x = 3,637.69

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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.