Home / 3,790.48-5,686.50-1,599.22

Finding the Fourth Proportional to 3,790.48, 5,686.50 and 1,599.22

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Solution

The fourth proportional to 3,790.48, 5,686.50 and 1,599.22 is: 2,399.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,790.48 : 5,686.50 = 1,599.22 : x
  2. Step 2: Convert to fraction form
    3,790.48/5,686.50 = 1,599.22/x
  3. Step 3: Cross multiply
    3,790.48x = 5,686.50 × 1,599.22
  4. Step 4: Simplify right side
    3,790.48x = 9,093,964.53
  5. Step 5: Solve for x
    x = 9,093,964.53/3,790.48
  6. Step 6: Final answer
    x = 2,399.16

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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.