Home / 3,681.64-5,523.24-1,084.76

Finding the Fourth Proportional to 3,681.64, 5,523.24 and 1,084.76

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Solution

The fourth proportional to 3,681.64, 5,523.24 and 1,084.76 is: 1,627.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,681.64 : 5,523.24 = 1,084.76 : x
  2. Step 2: Convert to fraction form
    3,681.64/5,523.24 = 1,084.76/x
  3. Step 3: Cross multiply
    3,681.64x = 5,523.24 × 1,084.76
  4. Step 4: Simplify right side
    3,681.64x = 5,991,389.82
  5. Step 5: Solve for x
    x = 5,991,389.82/3,681.64
  6. Step 6: Final answer
    x = 1,627.37

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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.