Home / 3,365.70-4,645.36-1,949.62

Finding the Fourth Proportional to 3,365.70, 4,645.36 and 1,949.62

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Solution

The fourth proportional to 3,365.70, 4,645.36 and 1,949.62 is: 2,690.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,365.70 : 4,645.36 = 1,949.62 : x
  2. Step 2: Convert to fraction form
    3,365.70/4,645.36 = 1,949.62/x
  3. Step 3: Cross multiply
    3,365.70x = 4,645.36 × 1,949.62
  4. Step 4: Simplify right side
    3,365.70x = 9,056,686.76
  5. Step 5: Solve for x
    x = 9,056,686.76/3,365.70
  6. Step 6: Final answer
    x = 2,690.88

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1.5x scale

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.