Home / 3,164.50-4,366.97-1,838.95

Finding the Fourth Proportional to 3,164.50, 4,366.97 and 1,838.95

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Solution

The fourth proportional to 3,164.50, 4,366.97 and 1,838.95 is: 2,537.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,164.50 : 4,366.97 = 1,838.95 : x
  2. Step 2: Convert to fraction form
    3,164.50/4,366.97 = 1,838.95/x
  3. Step 3: Cross multiply
    3,164.50x = 4,366.97 × 1,838.95
  4. Step 4: Simplify right side
    3,164.50x = 8,030,630.29
  5. Step 5: Solve for x
    x = 8,030,630.29/3,164.50
  6. Step 6: Final answer
    x = 2,537.72

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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.