Home / 7,864.14-11,794.30-2,315.96

Finding the Fourth Proportional to 7,864.14, 11,794.30 and 2,315.96

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Solution

The fourth proportional to 7,864.14, 11,794.30 and 2,315.96 is: 3,473.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,864.14 : 11,794.30 = 2,315.96 : x
  2. Step 2: Convert to fraction form
    7,864.14/11,794.30 = 2,315.96/x
  3. Step 3: Cross multiply
    7,864.14x = 11,794.30 × 2,315.96
  4. Step 4: Simplify right side
    7,864.14x = 27,315,127.03
  5. Step 5: Solve for x
    x = 27,315,127.03/7,864.14
  6. Step 6: Final answer
    x = 3,473.38

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1.5x scale

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.