Home / 3,432.58-5,147.69-1,352.03

Finding the Fourth Proportional to 3,432.58, 5,147.69 and 1,352.03

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Solution

The fourth proportional to 3,432.58, 5,147.69 and 1,352.03 is: 2,027.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432.58 : 5,147.69 = 1,352.03 : x
  2. Step 2: Convert to fraction form
    3,432.58/5,147.69 = 1,352.03/x
  3. Step 3: Cross multiply
    3,432.58x = 5,147.69 × 1,352.03
  4. Step 4: Simplify right side
    3,432.58x = 6,959,798.81
  5. Step 5: Solve for x
    x = 6,959,798.81/3,432.58
  6. Step 6: Final answer
    x = 2,027.57

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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.