Home / 3,270.45-4,512.52-1,854.03

Finding the Fourth Proportional to 3,270.45, 4,512.52 and 1,854.03

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Solution

The fourth proportional to 3,270.45, 4,512.52 and 1,854.03 is: 2,558.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270.45 : 4,512.52 = 1,854.03 : x
  2. Step 2: Convert to fraction form
    3,270.45/4,512.52 = 1,854.03/x
  3. Step 3: Cross multiply
    3,270.45x = 4,512.52 × 1,854.03
  4. Step 4: Simplify right side
    3,270.45x = 8,366,347.46
  5. Step 5: Solve for x
    x = 8,366,347.46/3,270.45
  6. Step 6: Final answer
    x = 2,558.16

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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.