Home / 3,343.20-5,014.49-2,621.49

Finding the Fourth Proportional to 3,343.20, 5,014.49 and 2,621.49

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Solution

The fourth proportional to 3,343.20, 5,014.49 and 2,621.49 is: 3,931.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,343.20 : 5,014.49 = 2,621.49 : x
  2. Step 2: Convert to fraction form
    3,343.20/5,014.49 = 2,621.49/x
  3. Step 3: Cross multiply
    3,343.20x = 5,014.49 × 2,621.49
  4. Step 4: Simplify right side
    3,343.20x = 13,145,435.39
  5. Step 5: Solve for x
    x = 13,145,435.39/3,343.20
  6. Step 6: Final answer
    x = 3,931.99

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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.