Home / 4,721.43-6,516.14-2,705.57

Finding the Fourth Proportional to 4,721.43, 6,516.14 and 2,705.57

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Solution

The fourth proportional to 4,721.43, 6,516.14 and 2,705.57 is: 3,734.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,721.43 : 6,516.14 = 2,705.57 : x
  2. Step 2: Convert to fraction form
    4,721.43/6,516.14 = 2,705.57/x
  3. Step 3: Cross multiply
    4,721.43x = 6,516.14 × 2,705.57
  4. Step 4: Simplify right side
    4,721.43x = 17,629,826.79
  5. Step 5: Solve for x
    x = 17,629,826.79/4,721.43
  6. Step 6: Final answer
    x = 3,734.00

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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.