Home / 7,847.28-11,767.50-2,300.51

Finding the Fourth Proportional to 7,847.28, 11,767.50 and 2,300.51

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Solution

The fourth proportional to 7,847.28, 11,767.50 and 2,300.51 is: 3,449.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,847.28 : 11,767.50 = 2,300.51 : x
  2. Step 2: Convert to fraction form
    7,847.28/11,767.50 = 2,300.51/x
  3. Step 3: Cross multiply
    7,847.28x = 11,767.50 × 2,300.51
  4. Step 4: Simplify right side
    7,847.28x = 27,071,192.59
  5. Step 5: Solve for x
    x = 27,071,192.59/7,847.28
  6. Step 6: Final answer
    x = 3,449.75

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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.