Home / 4,143.42-6,215.13-1,369.04

Finding the Fourth Proportional to 4,143.42, 6,215.13 and 1,369.04

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Solution

The fourth proportional to 4,143.42, 6,215.13 and 1,369.04 is: 2,053.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143.42 : 6,215.13 = 1,369.04 : x
  2. Step 2: Convert to fraction form
    4,143.42/6,215.13 = 1,369.04/x
  3. Step 3: Cross multiply
    4,143.42x = 6,215.13 × 1,369.04
  4. Step 4: Simplify right side
    4,143.42x = 8,508,730.50
  5. Step 5: Solve for x
    x = 8,508,730.50/4,143.42
  6. Step 6: Final answer
    x = 2,053.55

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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.