Home / 6,351.18-8,767.68-4,230.24

Finding the Fourth Proportional to 6,351.18, 8,767.68 and 4,230.24

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Solution

The fourth proportional to 6,351.18, 8,767.68 and 4,230.24 is: 5,839.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,351.18 : 8,767.68 = 4,230.24 : x
  2. Step 2: Convert to fraction form
    6,351.18/8,767.68 = 4,230.24/x
  3. Step 3: Cross multiply
    6,351.18x = 8,767.68 × 4,230.24
  4. Step 4: Simplify right side
    6,351.18x = 37,089,390.64
  5. Step 5: Solve for x
    x = 37,089,390.64/6,351.18
  6. Step 6: Final answer
    x = 5,839.76

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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.