Home / 4,721.99-6,516.27-3,229.85

Finding the Fourth Proportional to 4,721.99, 6,516.27 and 3,229.85

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Solution

The fourth proportional to 4,721.99, 6,516.27 and 3,229.85 is: 4,457.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,721.99 : 6,516.27 = 3,229.85 : x
  2. Step 2: Convert to fraction form
    4,721.99/6,516.27 = 3,229.85/x
  3. Step 3: Cross multiply
    4,721.99x = 6,516.27 × 3,229.85
  4. Step 4: Simplify right side
    4,721.99x = 21,046,590.95
  5. Step 5: Solve for x
    x = 21,046,590.95/4,721.99
  6. Step 6: Final answer
    x = 4,457.15

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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.