Home / 5,552.64-7,661.88-4,716.72

Finding the Fourth Proportional to 5,552.64, 7,661.88 and 4,716.72

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Solution

The fourth proportional to 5,552.64, 7,661.88 and 4,716.72 is: 6,508.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,552.64 : 7,661.88 = 4,716.72 : x
  2. Step 2: Convert to fraction form
    5,552.64/7,661.88 = 4,716.72/x
  3. Step 3: Cross multiply
    5,552.64x = 7,661.88 × 4,716.72
  4. Step 4: Simplify right side
    5,552.64x = 36,138,942.63
  5. Step 5: Solve for x
    x = 36,138,942.63/5,552.64
  6. Step 6: Final answer
    x = 6,508.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.