Home / 7,848.92-11,772.66-2,654.84

Finding the Fourth Proportional to 7,848.92, 11,772.66 and 2,654.84

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Solution

The fourth proportional to 7,848.92, 11,772.66 and 2,654.84 is: 3,982.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,848.92 : 11,772.66 = 2,654.84 : x
  2. Step 2: Convert to fraction form
    7,848.92/11,772.66 = 2,654.84/x
  3. Step 3: Cross multiply
    7,848.92x = 11,772.66 × 2,654.84
  4. Step 4: Simplify right side
    7,848.92x = 31,254,528.67
  5. Step 5: Solve for x
    x = 31,254,528.67/7,848.92
  6. Step 6: Final answer
    x = 3,982.02

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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.