Home / 3,746.80-5,615.34-2,512.36

Finding the Fourth Proportional to 3,746.80, 5,615.34 and 2,512.36

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Solution

The fourth proportional to 3,746.80, 5,615.34 and 2,512.36 is: 3,765.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,746.80 : 5,615.34 = 2,512.36 : x
  2. Step 2: Convert to fraction form
    3,746.80/5,615.34 = 2,512.36/x
  3. Step 3: Cross multiply
    3,746.80x = 5,615.34 × 2,512.36
  4. Step 4: Simplify right side
    3,746.80x = 14,107,755.60
  5. Step 5: Solve for x
    x = 14,107,755.60/3,746.80
  6. Step 6: Final answer
    x = 3,765.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.