Home / 6,229.42-8,577.84-5,557.12

Finding the Fourth Proportional to 6,229.42, 8,577.84 and 5,557.12

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Solution

The fourth proportional to 6,229.42, 8,577.84 and 5,557.12 is: 7,652.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,229.42 : 8,577.84 = 5,557.12 : x
  2. Step 2: Convert to fraction form
    6,229.42/8,577.84 = 5,557.12/x
  3. Step 3: Cross multiply
    6,229.42x = 8,577.84 × 5,557.12
  4. Step 4: Simplify right side
    6,229.42x = 47,668,086.22
  5. Step 5: Solve for x
    x = 47,668,086.22/6,229.42
  6. Step 6: Final answer
    x = 7,652.09

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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.