Home / 3,232.50-4,460.46-1,815.90

Finding the Fourth Proportional to 3,232.50, 4,460.46 and 1,815.90

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Solution

The fourth proportional to 3,232.50, 4,460.46 and 1,815.90 is: 2,505.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,232.50 : 4,460.46 = 1,815.90 : x
  2. Step 2: Convert to fraction form
    3,232.50/4,460.46 = 1,815.90/x
  3. Step 3: Cross multiply
    3,232.50x = 4,460.46 × 1,815.90
  4. Step 4: Simplify right side
    3,232.50x = 8,099,749.31
  5. Step 5: Solve for x
    x = 8,099,749.31/3,232.50
  6. Step 6: Final answer
    x = 2,505.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.