Home / 3,429.22-4,732.42-1,937.20

Finding the Fourth Proportional to 3,429.22, 4,732.42 and 1,937.20

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Solution

The fourth proportional to 3,429.22, 4,732.42 and 1,937.20 is: 2,673.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429.22 : 4,732.42 = 1,937.20 : x
  2. Step 2: Convert to fraction form
    3,429.22/4,732.42 = 1,937.20/x
  3. Step 3: Cross multiply
    3,429.22x = 4,732.42 × 1,937.20
  4. Step 4: Simplify right side
    3,429.22x = 9,167,619.01
  5. Step 5: Solve for x
    x = 9,167,619.01/3,429.22
  6. Step 6: Final answer
    x = 2,673.39

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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.