Home / 3,746.26-5,164.84-2,685.57

Finding the Fourth Proportional to 3,746.26, 5,164.84 and 2,685.57

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Solution

The fourth proportional to 3,746.26, 5,164.84 and 2,685.57 is: 3,702.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,746.26 : 5,164.84 = 2,685.57 : x
  2. Step 2: Convert to fraction form
    3,746.26/5,164.84 = 2,685.57/x
  3. Step 3: Cross multiply
    3,746.26x = 5,164.84 × 2,685.57
  4. Step 4: Simplify right side
    3,746.26x = 13,870,523.35
  5. Step 5: Solve for x
    x = 13,870,523.35/3,746.26
  6. Step 6: Final answer
    x = 3,702.50

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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.