Home / 3,521.92-4,860.32-2,029.58

Finding the Fourth Proportional to 3,521.92, 4,860.32 and 2,029.58

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Solution

The fourth proportional to 3,521.92, 4,860.32 and 2,029.58 is: 2,800.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521.92 : 4,860.32 = 2,029.58 : x
  2. Step 2: Convert to fraction form
    3,521.92/4,860.32 = 2,029.58/x
  3. Step 3: Cross multiply
    3,521.92x = 4,860.32 × 2,029.58
  4. Step 4: Simplify right side
    3,521.92x = 9,864,410.27
  5. Step 5: Solve for x
    x = 9,864,410.27/3,521.92
  6. Step 6: Final answer
    x = 2,800.86

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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.