Home / 3,643.24-5,464.72-1,177.99

Finding the Fourth Proportional to 3,643.24, 5,464.72 and 1,177.99

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Solution

The fourth proportional to 3,643.24, 5,464.72 and 1,177.99 is: 1,766.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,643.24 : 5,464.72 = 1,177.99 : x
  2. Step 2: Convert to fraction form
    3,643.24/5,464.72 = 1,177.99/x
  3. Step 3: Cross multiply
    3,643.24x = 5,464.72 × 1,177.99
  4. Step 4: Simplify right side
    3,643.24x = 6,437,385.51
  5. Step 5: Solve for x
    x = 6,437,385.51/3,643.24
  6. Step 6: Final answer
    x = 1,766.94

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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.