Home / 6,165.80-9,243.90-4,186.21

Finding the Fourth Proportional to 6,165.80, 9,243.90 and 4,186.21

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Solution

The fourth proportional to 6,165.80, 9,243.90 and 4,186.21 is: 6,276.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,165.80 : 9,243.90 = 4,186.21 : x
  2. Step 2: Convert to fraction form
    6,165.80/9,243.90 = 4,186.21/x
  3. Step 3: Cross multiply
    6,165.80x = 9,243.90 × 4,186.21
  4. Step 4: Simplify right side
    6,165.80x = 38,696,919.26
  5. Step 5: Solve for x
    x = 38,696,919.26/6,165.80
  6. Step 6: Final answer
    x = 6,276.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.