Home / 3,734.21-5,601.36-2,990.36

Finding the Fourth Proportional to 3,734.21, 5,601.36 and 2,990.36

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Solution

The fourth proportional to 3,734.21, 5,601.36 and 2,990.36 is: 4,485.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,734.21 : 5,601.36 = 2,990.36 : x
  2. Step 2: Convert to fraction form
    3,734.21/5,601.36 = 2,990.36/x
  3. Step 3: Cross multiply
    3,734.21x = 5,601.36 × 2,990.36
  4. Step 4: Simplify right side
    3,734.21x = 16,750,082.89
  5. Step 5: Solve for x
    x = 16,750,082.89/3,734.21
  6. Step 6: Final answer
    x = 4,485.58

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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.