Home / 6,355.20-8,772.66-4,589.16

Finding the Fourth Proportional to 6,355.20, 8,772.66 and 4,589.16

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Solution

The fourth proportional to 6,355.20, 8,772.66 and 4,589.16 is: 6,334.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,355.20 : 8,772.66 = 4,589.16 : x
  2. Step 2: Convert to fraction form
    6,355.20/8,772.66 = 4,589.16/x
  3. Step 3: Cross multiply
    6,355.20x = 8,772.66 × 4,589.16
  4. Step 4: Simplify right side
    6,355.20x = 40,259,140.37
  5. Step 5: Solve for x
    x = 40,259,140.37/6,355.20
  6. Step 6: Final answer
    x = 6,334.83

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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.