Home / 3,585.64-5,379.24-1,120.52

Finding the Fourth Proportional to 3,585.64, 5,379.24 and 1,120.52

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Solution

The fourth proportional to 3,585.64, 5,379.24 and 1,120.52 is: 1,681.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585.64 : 5,379.24 = 1,120.52 : x
  2. Step 2: Convert to fraction form
    3,585.64/5,379.24 = 1,120.52/x
  3. Step 3: Cross multiply
    3,585.64x = 5,379.24 × 1,120.52
  4. Step 4: Simplify right side
    3,585.64x = 6,027,546.00
  5. Step 5: Solve for x
    x = 6,027,546.00/3,585.64
  6. Step 6: Final answer
    x = 1,681.02

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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.