Home / 3,351.72-5,029.88-1,504.90

Finding the Fourth Proportional to 3,351.72, 5,029.88 and 1,504.90

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Solution

The fourth proportional to 3,351.72, 5,029.88 and 1,504.90 is: 2,258.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,351.72 : 5,029.88 = 1,504.90 : x
  2. Step 2: Convert to fraction form
    3,351.72/5,029.88 = 1,504.90/x
  3. Step 3: Cross multiply
    3,351.72x = 5,029.88 × 1,504.90
  4. Step 4: Simplify right side
    3,351.72x = 7,569,466.41
  5. Step 5: Solve for x
    x = 7,569,466.41/3,351.72
  6. Step 6: Final answer
    x = 2,258.38

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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.