Home / 3,165.13-4,367.83-1,839.58

Finding the Fourth Proportional to 3,165.13, 4,367.83 and 1,839.58

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Solution

The fourth proportional to 3,165.13, 4,367.83 and 1,839.58 is: 2,538.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,165.13 : 4,367.83 = 1,839.58 : x
  2. Step 2: Convert to fraction form
    3,165.13/4,367.83 = 1,839.58/x
  3. Step 3: Cross multiply
    3,165.13x = 4,367.83 × 1,839.58
  4. Step 4: Simplify right side
    3,165.13x = 8,034,972.71
  5. Step 5: Solve for x
    x = 8,034,972.71/3,165.13
  6. Step 6: Final answer
    x = 2,538.59

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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.