Home / 3,164.18-4,366.71-1,838.03

Finding the Fourth Proportional to 3,164.18, 4,366.71 and 1,838.03

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Solution

The fourth proportional to 3,164.18, 4,366.71 and 1,838.03 is: 2,536.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,164.18 : 4,366.71 = 1,838.03 : x
  2. Step 2: Convert to fraction form
    3,164.18/4,366.71 = 1,838.03/x
  3. Step 3: Cross multiply
    3,164.18x = 4,366.71 × 1,838.03
  4. Step 4: Simplify right side
    3,164.18x = 8,026,122.15
  5. Step 5: Solve for x
    x = 8,026,122.15/3,164.18
  6. Step 6: Final answer
    x = 2,536.56

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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.