Home / 6,219.67-9,329.36-2,520.91

Finding the Fourth Proportional to 6,219.67, 9,329.36 and 2,520.91

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Solution

The fourth proportional to 6,219.67, 9,329.36 and 2,520.91 is: 3,781.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,219.67 : 9,329.36 = 2,520.91 : x
  2. Step 2: Convert to fraction form
    6,219.67/9,329.36 = 2,520.91/x
  3. Step 3: Cross multiply
    6,219.67x = 9,329.36 × 2,520.91
  4. Step 4: Simplify right side
    6,219.67x = 23,518,476.92
  5. Step 5: Solve for x
    x = 23,518,476.92/6,219.67
  6. Step 6: Final answer
    x = 3,781.31

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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.