Home / 3,521.48-4,859.13-2,029.28

Finding the Fourth Proportional to 3,521.48, 4,859.13 and 2,029.28

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Solution

The fourth proportional to 3,521.48, 4,859.13 and 2,029.28 is: 2,800.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521.48 : 4,859.13 = 2,029.28 : x
  2. Step 2: Convert to fraction form
    3,521.48/4,859.13 = 2,029.28/x
  3. Step 3: Cross multiply
    3,521.48x = 4,859.13 × 2,029.28
  4. Step 4: Simplify right side
    3,521.48x = 9,860,535.33
  5. Step 5: Solve for x
    x = 9,860,535.33/3,521.48
  6. Step 6: Final answer
    x = 2,800.11

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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.