Home / 3,164.76-4,367.30-1,839.20

Finding the Fourth Proportional to 3,164.76, 4,367.30 and 1,839.20

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Solution

The fourth proportional to 3,164.76, 4,367.30 and 1,839.20 is: 2,538.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,164.76 : 4,367.30 = 1,839.20 : x
  2. Step 2: Convert to fraction form
    3,164.76/4,367.30 = 1,839.20/x
  3. Step 3: Cross multiply
    3,164.76x = 4,367.30 × 1,839.20
  4. Step 4: Simplify right side
    3,164.76x = 8,032,338.16
  5. Step 5: Solve for x
    x = 8,032,338.16/3,164.76
  6. Step 6: Final answer
    x = 2,538.06

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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.