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Finding the Fourth Proportional to 4,322.61, 5,964.89 and 2,553.89

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Solution

The fourth proportional to 4,322.61, 5,964.89 and 2,553.89 is: 3,524.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,322.61 : 5,964.89 = 2,553.89 : x
  2. Step 2: Convert to fraction form
    4,322.61/5,964.89 = 2,553.89/x
  3. Step 3: Cross multiply
    4,322.61x = 5,964.89 × 2,553.89
  4. Step 4: Simplify right side
    4,322.61x = 15,233,630.33
  5. Step 5: Solve for x
    x = 15,233,630.33/4,322.61
  6. Step 6: Final answer
    x = 3,524.17

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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.