Home / 7,520.96-10,359.66-6,324.60

Finding the Fourth Proportional to 7,520.96, 10,359.66 and 6,324.60

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Solution

The fourth proportional to 7,520.96, 10,359.66 and 6,324.60 is: 8,711.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,520.96 : 10,359.66 = 6,324.60 : x
  2. Step 2: Convert to fraction form
    7,520.96/10,359.66 = 6,324.60/x
  3. Step 3: Cross multiply
    7,520.96x = 10,359.66 × 6,324.60
  4. Step 4: Simplify right side
    7,520.96x = 65,520,705.64
  5. Step 5: Solve for x
    x = 65,520,705.64/7,520.96
  6. Step 6: Final answer
    x = 8,711.75

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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.