Home / 4,143.15-6,213.83-1,369.17

Finding the Fourth Proportional to 4,143.15, 6,213.83 and 1,369.17

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Solution

The fourth proportional to 4,143.15, 6,213.83 and 1,369.17 is: 2,053.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143.15 : 6,213.83 = 1,369.17 : x
  2. Step 2: Convert to fraction form
    4,143.15/6,213.83 = 1,369.17/x
  3. Step 3: Cross multiply
    4,143.15x = 6,213.83 × 1,369.17
  4. Step 4: Simplify right side
    4,143.15x = 8,507,790.48
  5. Step 5: Solve for x
    x = 8,507,790.48/4,143.15
  6. Step 6: Final answer
    x = 2,053.46

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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.