Home / 3,681.36-5,523.26-1,491.93

Finding the Fourth Proportional to 3,681.36, 5,523.26 and 1,491.93

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Solution

The fourth proportional to 3,681.36, 5,523.26 and 1,491.93 is: 2,238.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,681.36 : 5,523.26 = 1,491.93 : x
  2. Step 2: Convert to fraction form
    3,681.36/5,523.26 = 1,491.93/x
  3. Step 3: Cross multiply
    3,681.36x = 5,523.26 × 1,491.93
  4. Step 4: Simplify right side
    3,681.36x = 8,240,309.83
  5. Step 5: Solve for x
    x = 8,240,309.83/3,681.36
  6. Step 6: Final answer
    x = 2,238.39

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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.