Home / 3,371.58-4,653.20-2,045.21

Finding the Fourth Proportional to 3,371.58, 4,653.20 and 2,045.21

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Solution

The fourth proportional to 3,371.58, 4,653.20 and 2,045.21 is: 2,822.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,371.58 : 4,653.20 = 2,045.21 : x
  2. Step 2: Convert to fraction form
    3,371.58/4,653.20 = 2,045.21/x
  3. Step 3: Cross multiply
    3,371.58x = 4,653.20 × 2,045.21
  4. Step 4: Simplify right side
    3,371.58x = 9,516,737.68
  5. Step 5: Solve for x
    x = 9,516,737.68/3,371.58
  6. Step 6: Final answer
    x = 2,822.63

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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.