Home / 6,206.40-8,562.24-4,106.88

Finding the Fourth Proportional to 6,206.40, 8,562.24 and 4,106.88

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Solution

The fourth proportional to 6,206.40, 8,562.24 and 4,106.88 is: 5,665.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,206.40 : 8,562.24 = 4,106.88 : x
  2. Step 2: Convert to fraction form
    6,206.40/8,562.24 = 4,106.88/x
  3. Step 3: Cross multiply
    6,206.40x = 8,562.24 × 4,106.88
  4. Step 4: Simplify right side
    6,206.40x = 35,164,092.21
  5. Step 5: Solve for x
    x = 35,164,092.21/6,206.40
  6. Step 6: Final answer
    x = 5,665.78

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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.