Home / 6,209.50-8,566.68-3,555.48

Finding the Fourth Proportional to 6,209.50, 8,566.68 and 3,555.48

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Solution

The fourth proportional to 6,209.50, 8,566.68 and 3,555.48 is: 4,905.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,209.50 : 8,566.68 = 3,555.48 : x
  2. Step 2: Convert to fraction form
    6,209.50/8,566.68 = 3,555.48/x
  3. Step 3: Cross multiply
    6,209.50x = 8,566.68 × 3,555.48
  4. Step 4: Simplify right side
    6,209.50x = 30,458,659.41
  5. Step 5: Solve for x
    x = 30,458,659.41/6,209.50
  6. Step 6: Final answer
    x = 4,905.17

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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.