Home / 6,520.34-9,781.91-2,624.75

Finding the Fourth Proportional to 6,520.34, 9,781.91 and 2,624.75

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Solution

The fourth proportional to 6,520.34, 9,781.91 and 2,624.75 is: 3,937.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,520.34 : 9,781.91 = 2,624.75 : x
  2. Step 2: Convert to fraction form
    6,520.34/9,781.91 = 2,624.75/x
  3. Step 3: Cross multiply
    6,520.34x = 9,781.91 × 2,624.75
  4. Step 4: Simplify right side
    6,520.34x = 25,675,006.24
  5. Step 5: Solve for x
    x = 25,675,006.24/6,520.34
  6. Step 6: Final answer
    x = 3,937.68

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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.