Home / 2,951.39-4,427.10-1,102.03

Finding the Fourth Proportional to 2,951.39, 4,427.10 and 1,102.03

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Solution

The fourth proportional to 2,951.39, 4,427.10 and 1,102.03 is: 1,653.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,951.39 : 4,427.10 = 1,102.03 : x
  2. Step 2: Convert to fraction form
    2,951.39/4,427.10 = 1,102.03/x
  3. Step 3: Cross multiply
    2,951.39x = 4,427.10 × 1,102.03
  4. Step 4: Simplify right side
    2,951.39x = 4,878,785.95
  5. Step 5: Solve for x
    x = 4,878,785.95/2,951.39
  6. Step 6: Final answer
    x = 1,653.05

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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.