Home / 3,190.52-4,785.96-1,460.36

Finding the Fourth Proportional to 3,190.52, 4,785.96 and 1,460.36

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Solution

The fourth proportional to 3,190.52, 4,785.96 and 1,460.36 is: 2,190.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190.52 : 4,785.96 = 1,460.36 : x
  2. Step 2: Convert to fraction form
    3,190.52/4,785.96 = 1,460.36/x
  3. Step 3: Cross multiply
    3,190.52x = 4,785.96 × 1,460.36
  4. Step 4: Simplify right side
    3,190.52x = 6,989,224.55
  5. Step 5: Solve for x
    x = 6,989,224.55/3,190.52
  6. Step 6: Final answer
    x = 2,190.62

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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.