Home / 3,201.13-4,802.97-1,557.49

Finding the Fourth Proportional to 3,201.13, 4,802.97 and 1,557.49

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Solution

The fourth proportional to 3,201.13, 4,802.97 and 1,557.49 is: 2,336.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,201.13 : 4,802.97 = 1,557.49 : x
  2. Step 2: Convert to fraction form
    3,201.13/4,802.97 = 1,557.49/x
  3. Step 3: Cross multiply
    3,201.13x = 4,802.97 × 1,557.49
  4. Step 4: Simplify right side
    3,201.13x = 7,480,577.75
  5. Step 5: Solve for x
    x = 7,480,577.75/3,201.13
  6. Step 6: Final answer
    x = 2,336.86

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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.