Home / 3,371.58-4,655.10-2,113.14

Finding the Fourth Proportional to 3,371.58, 4,655.10 and 2,113.14

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Solution

The fourth proportional to 3,371.58, 4,655.10 and 2,113.14 is: 2,917.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,371.58 : 4,655.10 = 2,113.14 : x
  2. Step 2: Convert to fraction form
    3,371.58/4,655.10 = 2,113.14/x
  3. Step 3: Cross multiply
    3,371.58x = 4,655.10 × 2,113.14
  4. Step 4: Simplify right side
    3,371.58x = 9,836,878.01
  5. Step 5: Solve for x
    x = 9,836,878.01/3,371.58
  6. Step 6: Final answer
    x = 2,917.59

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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.