Home / 3,521.34-4,859.13-2,029.05

Finding the Fourth Proportional to 3,521.34, 4,859.13 and 2,029.05

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Solution

The fourth proportional to 3,521.34, 4,859.13 and 2,029.05 is: 2,799.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521.34 : 4,859.13 = 2,029.05 : x
  2. Step 2: Convert to fraction form
    3,521.34/4,859.13 = 2,029.05/x
  3. Step 3: Cross multiply
    3,521.34x = 4,859.13 × 2,029.05
  4. Step 4: Simplify right side
    3,521.34x = 9,859,411.07
  5. Step 5: Solve for x
    x = 9,859,411.07/3,521.34
  6. Step 6: Final answer
    x = 2,799.91

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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.