Home / 3,917.49-5,873.73-1,695.12

Finding the Fourth Proportional to 3,917.49, 5,873.73 and 1,695.12

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Solution

The fourth proportional to 3,917.49, 5,873.73 and 1,695.12 is: 2,541.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,917.49 : 5,873.73 = 1,695.12 : x
  2. Step 2: Convert to fraction form
    3,917.49/5,873.73 = 1,695.12/x
  3. Step 3: Cross multiply
    3,917.49x = 5,873.73 × 1,695.12
  4. Step 4: Simplify right side
    3,917.49x = 9,956,677.20
  5. Step 5: Solve for x
    x = 9,956,677.20/3,917.49
  6. Step 6: Final answer
    x = 2,541.60

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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.