Home / 11,571.96-17,358.04-2,806.88

Finding the Fourth Proportional to 11,571.96, 17,358.04 and 2,806.88

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Solution

The fourth proportional to 11,571.96, 17,358.04 and 2,806.88 is: 4,210.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,571.96 : 17,358.04 = 2,806.88 : x
  2. Step 2: Convert to fraction form
    11,571.96/17,358.04 = 2,806.88/x
  3. Step 3: Cross multiply
    11,571.96x = 17,358.04 × 2,806.88
  4. Step 4: Simplify right side
    11,571.96x = 48,721,935.32
  5. Step 5: Solve for x
    x = 48,721,935.32/11,571.96
  6. Step 6: Final answer
    x = 4,210.34

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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.