Home / 6,213.32-8,574.26-3,418.76

Finding the Fourth Proportional to 6,213.32, 8,574.26 and 3,418.76

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Solution

The fourth proportional to 6,213.32, 8,574.26 and 3,418.76 is: 4,717.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,213.32 : 8,574.26 = 3,418.76 : x
  2. Step 2: Convert to fraction form
    6,213.32/8,574.26 = 3,418.76/x
  3. Step 3: Cross multiply
    6,213.32x = 8,574.26 × 3,418.76
  4. Step 4: Simplify right side
    6,213.32x = 29,313,337.12
  5. Step 5: Solve for x
    x = 29,313,337.12/6,213.32
  6. Step 6: Final answer
    x = 4,717.82

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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.