Home / 4,124.07-5,689.72-2,708.52

Finding the Fourth Proportional to 4,124.07, 5,689.72 and 2,708.52

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Solution

The fourth proportional to 4,124.07, 5,689.72 and 2,708.52 is: 3,736.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,124.07 : 5,689.72 = 2,708.52 : x
  2. Step 2: Convert to fraction form
    4,124.07/5,689.72 = 2,708.52/x
  3. Step 3: Cross multiply
    4,124.07x = 5,689.72 × 2,708.52
  4. Step 4: Simplify right side
    4,124.07x = 15,410,714.85
  5. Step 5: Solve for x
    x = 15,410,714.85/4,124.07
  6. Step 6: Final answer
    x = 3,736.77

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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.