Home / 3,708.15-5,117.27-2,029.58

Finding the Fourth Proportional to 3,708.15, 5,117.27 and 2,029.58

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Solution

The fourth proportional to 3,708.15, 5,117.27 and 2,029.58 is: 2,800.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708.15 : 5,117.27 = 2,029.58 : x
  2. Step 2: Convert to fraction form
    3,708.15/5,117.27 = 2,029.58/x
  3. Step 3: Cross multiply
    3,708.15x = 5,117.27 × 2,029.58
  4. Step 4: Simplify right side
    3,708.15x = 10,385,908.85
  5. Step 5: Solve for x
    x = 10,385,908.85/3,708.15
  6. Step 6: Final answer
    x = 2,800.83

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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.