Home / 3,521.42-4,859.63-2,029.09

Finding the Fourth Proportional to 3,521.42, 4,859.63 and 2,029.09

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Solution

The fourth proportional to 3,521.42, 4,859.63 and 2,029.09 is: 2,800.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521.42 : 4,859.63 = 2,029.09 : x
  2. Step 2: Convert to fraction form
    3,521.42/4,859.63 = 2,029.09/x
  3. Step 3: Cross multiply
    3,521.42x = 4,859.63 × 2,029.09
  4. Step 4: Simplify right side
    3,521.42x = 9,860,592.19
  5. Step 5: Solve for x
    x = 9,860,592.19/3,521.42
  6. Step 6: Final answer
    x = 2,800.17

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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.