Home / 4,143.59-5,718.86-2,651.43

Finding the Fourth Proportional to 4,143.59, 5,718.86 and 2,651.43

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Solution

The fourth proportional to 4,143.59, 5,718.86 and 2,651.43 is: 3,659.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143.59 : 5,718.86 = 2,651.43 : x
  2. Step 2: Convert to fraction form
    4,143.59/5,718.86 = 2,651.43/x
  3. Step 3: Cross multiply
    4,143.59x = 5,718.86 × 2,651.43
  4. Step 4: Simplify right side
    4,143.59x = 15,163,150.34
  5. Step 5: Solve for x
    x = 15,163,150.34/4,143.59
  6. Step 6: Final answer
    x = 3,659.43

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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.