Home / 6,972.79-10,449.69-3,848.14

Finding the Fourth Proportional to 6,972.79, 10,449.69 and 3,848.14

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Solution

The fourth proportional to 6,972.79, 10,449.69 and 3,848.14 is: 5,766.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,972.79 : 10,449.69 = 3,848.14 : x
  2. Step 2: Convert to fraction form
    6,972.79/10,449.69 = 3,848.14/x
  3. Step 3: Cross multiply
    6,972.79x = 10,449.69 × 3,848.14
  4. Step 4: Simplify right side
    6,972.79x = 40,211,870.08
  5. Step 5: Solve for x
    x = 40,211,870.08/6,972.79
  6. Step 6: Final answer
    x = 5,766.97

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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.