Home / 7,746.64-11,621.88-2,552.56

Finding the Fourth Proportional to 7,746.64, 11,621.88 and 2,552.56

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Solution

The fourth proportional to 7,746.64, 11,621.88 and 2,552.56 is: 3,829.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,746.64 : 11,621.88 = 2,552.56 : x
  2. Step 2: Convert to fraction form
    7,746.64/11,621.88 = 2,552.56/x
  3. Step 3: Cross multiply
    7,746.64x = 11,621.88 × 2,552.56
  4. Step 4: Simplify right side
    7,746.64x = 29,665,546.01
  5. Step 5: Solve for x
    x = 29,665,546.01/7,746.64
  6. Step 6: Final answer
    x = 3,829.47

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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.