Home / 7,559.20-11,343.24-3,176.32

Finding the Fourth Proportional to 7,559.20, 11,343.24 and 3,176.32

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Solution

The fourth proportional to 7,559.20, 11,343.24 and 3,176.32 is: 4,766.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,559.20 : 11,343.24 = 3,176.32 : x
  2. Step 2: Convert to fraction form
    7,559.20/11,343.24 = 3,176.32/x
  3. Step 3: Cross multiply
    7,559.20x = 11,343.24 × 3,176.32
  4. Step 4: Simplify right side
    7,559.20x = 36,029,760.08
  5. Step 5: Solve for x
    x = 36,029,760.08/7,559.20
  6. Step 6: Final answer
    x = 4,766.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.