Home / 3,491.31-5,237.73-1,933.58

Finding the Fourth Proportional to 3,491.31, 5,237.73 and 1,933.58

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Solution

The fourth proportional to 3,491.31, 5,237.73 and 1,933.58 is: 2,900.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,491.31 : 5,237.73 = 1,933.58 : x
  2. Step 2: Convert to fraction form
    3,491.31/5,237.73 = 1,933.58/x
  3. Step 3: Cross multiply
    3,491.31x = 5,237.73 × 1,933.58
  4. Step 4: Simplify right side
    3,491.31x = 10,127,569.97
  5. Step 5: Solve for x
    x = 10,127,569.97/3,491.31
  6. Step 6: Final answer
    x = 2,900.79

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1.5x scale

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.