Home / 3,019.73-4,167.40-1,693.87

Finding the Fourth Proportional to 3,019.73, 4,167.40 and 1,693.87

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Solution

The fourth proportional to 3,019.73, 4,167.40 and 1,693.87 is: 2,337.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019.73 : 4,167.40 = 1,693.87 : x
  2. Step 2: Convert to fraction form
    3,019.73/4,167.40 = 1,693.87/x
  3. Step 3: Cross multiply
    3,019.73x = 4,167.40 × 1,693.87
  4. Step 4: Simplify right side
    3,019.73x = 7,059,033.84
  5. Step 5: Solve for x
    x = 7,059,033.84/3,019.73
  6. Step 6: Final answer
    x = 2,337.64

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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.