Home / 7,746.06-11,619.08-2,199.46

Finding the Fourth Proportional to 7,746.06, 11,619.08 and 2,199.46

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Solution

The fourth proportional to 7,746.06, 11,619.08 and 2,199.46 is: 3,299.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,746.06 : 11,619.08 = 2,199.46 : x
  2. Step 2: Convert to fraction form
    7,746.06/11,619.08 = 2,199.46/x
  3. Step 3: Cross multiply
    7,746.06x = 11,619.08 × 2,199.46
  4. Step 4: Simplify right side
    7,746.06x = 25,555,632.60
  5. Step 5: Solve for x
    x = 25,555,632.60/7,746.06
  6. Step 6: Final answer
    x = 3,299.18

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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.