Home / 3,786.10-5,681.01-1,707.54

Finding the Fourth Proportional to 3,786.10, 5,681.01 and 1,707.54

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Solution

The fourth proportional to 3,786.10, 5,681.01 and 1,707.54 is: 2,562.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,786.10 : 5,681.01 = 1,707.54 : x
  2. Step 2: Convert to fraction form
    3,786.10/5,681.01 = 1,707.54/x
  3. Step 3: Cross multiply
    3,786.10x = 5,681.01 × 1,707.54
  4. Step 4: Simplify right side
    3,786.10x = 9,700,551.82
  5. Step 5: Solve for x
    x = 9,700,551.82/3,786.10
  6. Step 6: Final answer
    x = 2,562.15

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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.