Home / 6,206.20-8,555.34-4,106.68

Finding the Fourth Proportional to 6,206.20, 8,555.34 and 4,106.68

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Solution

The fourth proportional to 6,206.20, 8,555.34 and 4,106.68 is: 5,661.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,206.20 : 8,555.34 = 4,106.68 : x
  2. Step 2: Convert to fraction form
    6,206.20/8,555.34 = 4,106.68/x
  3. Step 3: Cross multiply
    6,206.20x = 8,555.34 × 4,106.68
  4. Step 4: Simplify right side
    6,206.20x = 35,134,043.67
  5. Step 5: Solve for x
    x = 35,134,043.67/6,206.20
  6. Step 6: Final answer
    x = 5,661.12

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Half 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.