Home / 6,520.72-9,781.44-2,624.62

Finding the Fourth Proportional to 6,520.72, 9,781.44 and 2,624.62

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Solution

The fourth proportional to 6,520.72, 9,781.44 and 2,624.62 is: 3,937.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,520.72 : 9,781.44 = 2,624.62 : x
  2. Step 2: Convert to fraction form
    6,520.72/9,781.44 = 2,624.62/x
  3. Step 3: Cross multiply
    6,520.72x = 9,781.44 × 2,624.62
  4. Step 4: Simplify right side
    6,520.72x = 25,672,563.05
  5. Step 5: Solve for x
    x = 25,672,563.05/6,520.72
  6. Step 6: Final answer
    x = 3,937.07

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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.