Home / 3,790.13-5,685.19-1,738.13

Finding the Fourth Proportional to 3,790.13, 5,685.19 and 1,738.13

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Solution

The fourth proportional to 3,790.13, 5,685.19 and 1,738.13 is: 2,607.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,790.13 : 5,685.19 = 1,738.13 : x
  2. Step 2: Convert to fraction form
    3,790.13/5,685.19 = 1,738.13/x
  3. Step 3: Cross multiply
    3,790.13x = 5,685.19 × 1,738.13
  4. Step 4: Simplify right side
    3,790.13x = 9,881,566.52
  5. Step 5: Solve for x
    x = 9,881,566.52/3,790.13
  6. Step 6: Final answer
    x = 2,607.19

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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.