Home / 3,354.17-5,026.39-1,890.20

Finding the Fourth Proportional to 3,354.17, 5,026.39 and 1,890.20

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Solution

The fourth proportional to 3,354.17, 5,026.39 and 1,890.20 is: 2,832.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,354.17 : 5,026.39 = 1,890.20 : x
  2. Step 2: Convert to fraction form
    3,354.17/5,026.39 = 1,890.20/x
  3. Step 3: Cross multiply
    3,354.17x = 5,026.39 × 1,890.20
  4. Step 4: Simplify right side
    3,354.17x = 9,500,890.22
  5. Step 5: Solve for x
    x = 9,500,890.22/3,354.17
  6. Step 6: Final answer
    x = 2,832.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.