Home / 2,639.87-3,950.65-1,599.24

Finding the Fourth Proportional to 2,639.87, 3,950.65 and 1,599.24

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Solution

The fourth proportional to 2,639.87, 3,950.65 and 1,599.24 is: 2,393.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,639.87 : 3,950.65 = 1,599.24 : x
  2. Step 2: Convert to fraction form
    2,639.87/3,950.65 = 1,599.24/x
  3. Step 3: Cross multiply
    2,639.87x = 3,950.65 × 1,599.24
  4. Step 4: Simplify right side
    2,639.87x = 6,318,037.51
  5. Step 5: Solve for x
    x = 6,318,037.51/2,639.87
  6. Step 6: Final answer
    x = 2,393.31

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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.