Home / 3,656.64-5,485.50-1,059.24

Finding the Fourth Proportional to 3,656.64, 5,485.50 and 1,059.24

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Solution

The fourth proportional to 3,656.64, 5,485.50 and 1,059.24 is: 1,589.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,656.64 : 5,485.50 = 1,059.24 : x
  2. Step 2: Convert to fraction form
    3,656.64/5,485.50 = 1,059.24/x
  3. Step 3: Cross multiply
    3,656.64x = 5,485.50 × 1,059.24
  4. Step 4: Simplify right side
    3,656.64x = 5,810,461.02
  5. Step 5: Solve for x
    x = 5,810,461.02/3,656.64
  6. Step 6: Final answer
    x = 1,589.02

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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.