Home / 3,216.47-4,826.32-1,270.04

Finding the Fourth Proportional to 3,216.47, 4,826.32 and 1,270.04

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Solution

The fourth proportional to 3,216.47, 4,826.32 and 1,270.04 is: 1,905.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216.47 : 4,826.32 = 1,270.04 : x
  2. Step 2: Convert to fraction form
    3,216.47/4,826.32 = 1,270.04/x
  3. Step 3: Cross multiply
    3,216.47x = 4,826.32 × 1,270.04
  4. Step 4: Simplify right side
    3,216.47x = 6,129,592.15
  5. Step 5: Solve for x
    x = 6,129,592.15/3,216.47
  6. Step 6: Final answer
    x = 1,905.69

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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.