Home / 3,762.09-5,643.99-1,296.95

Finding the Fourth Proportional to 3,762.09, 5,643.99 and 1,296.95

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Solution

The fourth proportional to 3,762.09, 5,643.99 and 1,296.95 is: 1,945.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,762.09 : 5,643.99 = 1,296.95 : x
  2. Step 2: Convert to fraction form
    3,762.09/5,643.99 = 1,296.95/x
  3. Step 3: Cross multiply
    3,762.09x = 5,643.99 × 1,296.95
  4. Step 4: Simplify right side
    3,762.09x = 7,319,944.61
  5. Step 5: Solve for x
    x = 7,319,944.61/3,762.09
  6. Step 6: Final answer
    x = 1,945.71

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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.