Home / 6,222.91-8,577.87-4,230.01

Finding the Fourth Proportional to 6,222.91, 8,577.87 and 4,230.01

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Solution

The fourth proportional to 6,222.91, 8,577.87 and 4,230.01 is: 5,830.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,222.91 : 8,577.87 = 4,230.01 : x
  2. Step 2: Convert to fraction form
    6,222.91/8,577.87 = 4,230.01/x
  3. Step 3: Cross multiply
    6,222.91x = 8,577.87 × 4,230.01
  4. Step 4: Simplify right side
    6,222.91x = 36,284,475.88
  5. Step 5: Solve for x
    x = 36,284,475.88/6,222.91
  6. Step 6: Final answer
    x = 5,830.79

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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.