Home / 7,816.14-10,786.92-4,672.95

Finding the Fourth Proportional to 7,816.14, 10,786.92 and 4,672.95

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Solution

The fourth proportional to 7,816.14, 10,786.92 and 4,672.95 is: 6,449.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,816.14 : 10,786.92 = 4,672.95 : x
  2. Step 2: Convert to fraction form
    7,816.14/10,786.92 = 4,672.95/x
  3. Step 3: Cross multiply
    7,816.14x = 10,786.92 × 4,672.95
  4. Step 4: Simplify right side
    7,816.14x = 50,406,737.81
  5. Step 5: Solve for x
    x = 50,406,737.81/7,816.14
  6. Step 6: Final answer
    x = 6,449.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.