Home / 6,213.24-8,574.68-3,418.92

Finding the Fourth Proportional to 6,213.24, 8,574.68 and 3,418.92

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Solution

The fourth proportional to 6,213.24, 8,574.68 and 3,418.92 is: 4,718.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,213.24 : 8,574.68 = 3,418.92 : x
  2. Step 2: Convert to fraction form
    6,213.24/8,574.68 = 3,418.92/x
  3. Step 3: Cross multiply
    6,213.24x = 8,574.68 × 3,418.92
  4. Step 4: Simplify right side
    6,213.24x = 29,316,144.95
  5. Step 5: Solve for x
    x = 29,316,144.95/6,213.24
  6. Step 6: Final answer
    x = 4,718.33

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Half scale
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Double scale
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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.