Home / 3,521.42-4,858.91-2,029.43

Finding the Fourth Proportional to 3,521.42, 4,858.91 and 2,029.43

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Solution

The fourth proportional to 3,521.42, 4,858.91 and 2,029.43 is: 2,800.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521.42 : 4,858.91 = 2,029.43 : x
  2. Step 2: Convert to fraction form
    3,521.42/4,858.91 = 2,029.43/x
  3. Step 3: Cross multiply
    3,521.42x = 4,858.91 × 2,029.43
  4. Step 4: Simplify right side
    3,521.42x = 9,860,819.72
  5. Step 5: Solve for x
    x = 9,860,819.72/3,521.42
  6. Step 6: Final answer
    x = 2,800.24

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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.