Home / 5,500.34-7,577.64-4,499.79

Finding the Fourth Proportional to 5,500.34, 7,577.64 and 4,499.79

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Solution

The fourth proportional to 5,500.34, 7,577.64 and 4,499.79 is: 6,199.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,500.34 : 7,577.64 = 4,499.79 : x
  2. Step 2: Convert to fraction form
    5,500.34/7,577.64 = 4,499.79/x
  3. Step 3: Cross multiply
    5,500.34x = 7,577.64 × 4,499.79
  4. Step 4: Simplify right side
    5,500.34x = 34,097,788.70
  5. Step 5: Solve for x
    x = 34,097,788.70/5,500.34
  6. Step 6: Final answer
    x = 6,199.21

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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.