Home / 7,898.87-11,848.82-2,276.69

Finding the Fourth Proportional to 7,898.87, 11,848.82 and 2,276.69

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Solution

The fourth proportional to 7,898.87, 11,848.82 and 2,276.69 is: 3,415.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,898.87 : 11,848.82 = 2,276.69 : x
  2. Step 2: Convert to fraction form
    7,898.87/11,848.82 = 2,276.69/x
  3. Step 3: Cross multiply
    7,898.87x = 11,848.82 × 2,276.69
  4. Step 4: Simplify right side
    7,898.87x = 26,976,019.38
  5. Step 5: Solve for x
    x = 26,976,019.38/7,898.87
  6. Step 6: Final answer
    x = 3,415.18

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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.