Home / 3,434.67-4,739.65-1,942.50

Finding the Fourth Proportional to 3,434.67, 4,739.65 and 1,942.50

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Solution

The fourth proportional to 3,434.67, 4,739.65 and 1,942.50 is: 2,680.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,434.67 : 4,739.65 = 1,942.50 : x
  2. Step 2: Convert to fraction form
    3,434.67/4,739.65 = 1,942.50/x
  3. Step 3: Cross multiply
    3,434.67x = 4,739.65 × 1,942.50
  4. Step 4: Simplify right side
    3,434.67x = 9,206,770.13
  5. Step 5: Solve for x
    x = 9,206,770.13/3,434.67
  6. Step 6: Final answer
    x = 2,680.54

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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.