Home / 3,734.56-5,153.64-2,615.09

Finding the Fourth Proportional to 3,734.56, 5,153.64 and 2,615.09

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Solution

The fourth proportional to 3,734.56, 5,153.64 and 2,615.09 is: 3,608.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,734.56 : 5,153.64 = 2,615.09 : x
  2. Step 2: Convert to fraction form
    3,734.56/5,153.64 = 2,615.09/x
  3. Step 3: Cross multiply
    3,734.56x = 5,153.64 × 2,615.09
  4. Step 4: Simplify right side
    3,734.56x = 13,477,211.56
  5. Step 5: Solve for x
    x = 13,477,211.56/3,734.56
  6. Step 6: Final answer
    x = 3,608.79

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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.