Home / 3,019.16-4,166.50-1,693

Finding the Fourth Proportional to 3,019.16, 4,166.50 and 1,693

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Solution

The fourth proportional to 3,019.16, 4,166.50 and 1,693 is: 2,336.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019.16 : 4,166.50 = 1,693 : x
  2. Step 2: Convert to fraction form
    3,019.16/4,166.50 = 1,693/x
  3. Step 3: Cross multiply
    3,019.16x = 4,166.50 × 1,693
  4. Step 4: Simplify right side
    3,019.16x = 7,053,884.50
  5. Step 5: Solve for x
    x = 7,053,884.50/3,019.16
  6. Step 6: Final answer
    x = 2,336.37

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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.