Home / 3,364.20-5,048.10-1,515.60

Finding the Fourth Proportional to 3,364.20, 5,048.10 and 1,515.60

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Solution

The fourth proportional to 3,364.20, 5,048.10 and 1,515.60 is: 2,274.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,364.20 : 5,048.10 = 1,515.60 : x
  2. Step 2: Convert to fraction form
    3,364.20/5,048.10 = 1,515.60/x
  3. Step 3: Cross multiply
    3,364.20x = 5,048.10 × 1,515.60
  4. Step 4: Simplify right side
    3,364.20x = 7,650,900.36
  5. Step 5: Solve for x
    x = 7,650,900.36/3,364.20
  6. Step 6: Final answer
    x = 2,274.21

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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.