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Finding the Fourth Proportional to 3,763.72, 5,194.92 and 2,437.48

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Solution

The fourth proportional to 3,763.72, 5,194.92 and 2,437.48 is: 3,364.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,763.72 : 5,194.92 = 2,437.48 : x
  2. Step 2: Convert to fraction form
    3,763.72/5,194.92 = 2,437.48/x
  3. Step 3: Cross multiply
    3,763.72x = 5,194.92 × 2,437.48
  4. Step 4: Simplify right side
    3,763.72x = 12,662,513.60
  5. Step 5: Solve for x
    x = 12,662,513.60/3,763.72
  6. Step 6: Final answer
    x = 3,364.36

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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.