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Finding the Fourth Proportional to 5,599.04, 7,722.48 and 5,350.88

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Solution

The fourth proportional to 5,599.04, 7,722.48 and 5,350.88 is: 7,380.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,599.04 : 7,722.48 = 5,350.88 : x
  2. Step 2: Convert to fraction form
    5,599.04/7,722.48 = 5,350.88/x
  3. Step 3: Cross multiply
    5,599.04x = 7,722.48 × 5,350.88
  4. Step 4: Simplify right side
    5,599.04x = 41,322,063.78
  5. Step 5: Solve for x
    x = 41,322,063.78/5,599.04
  6. Step 6: Final answer
    x = 7,380.21

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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.