Home / 6,212.76-8,573.49-3,418.26

Finding the Fourth Proportional to 6,212.76, 8,573.49 and 3,418.26

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Solution

The fourth proportional to 6,212.76, 8,573.49 and 3,418.26 is: 4,717.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,212.76 : 8,573.49 = 3,418.26 : x
  2. Step 2: Convert to fraction form
    6,212.76/8,573.49 = 3,418.26/x
  3. Step 3: Cross multiply
    6,212.76x = 8,573.49 × 3,418.26
  4. Step 4: Simplify right side
    6,212.76x = 29,306,417.93
  5. Step 5: Solve for x
    x = 29,306,417.93/6,212.76
  6. Step 6: Final answer
    x = 4,717.13

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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.