Home / 3,643.34-5,464.31-1,177.56

Finding the Fourth Proportional to 3,643.34, 5,464.31 and 1,177.56

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Solution

The fourth proportional to 3,643.34, 5,464.31 and 1,177.56 is: 1,766.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,643.34 : 5,464.31 = 1,177.56 : x
  2. Step 2: Convert to fraction form
    3,643.34/5,464.31 = 1,177.56/x
  3. Step 3: Cross multiply
    3,643.34x = 5,464.31 × 1,177.56
  4. Step 4: Simplify right side
    3,643.34x = 6,434,547.00
  5. Step 5: Solve for x
    x = 6,434,547.00/3,643.34
  6. Step 6: Final answer
    x = 1,766.11

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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.