Home / 2,951.80-4,428.42-1,654.18

Finding the Fourth Proportional to 2,951.80, 4,428.42 and 1,654.18

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Solution

The fourth proportional to 2,951.80, 4,428.42 and 1,654.18 is: 2,481.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,951.80 : 4,428.42 = 1,654.18 : x
  2. Step 2: Convert to fraction form
    2,951.80/4,428.42 = 1,654.18/x
  3. Step 3: Cross multiply
    2,951.80x = 4,428.42 × 1,654.18
  4. Step 4: Simplify right side
    2,951.80x = 7,325,403.80
  5. Step 5: Solve for x
    x = 7,325,403.80/2,951.80
  6. Step 6: Final answer
    x = 2,481.67

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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.