Home / 3,656.60-5,485.04-1,059.52

Finding the Fourth Proportional to 3,656.60, 5,485.04 and 1,059.52

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Solution

The fourth proportional to 3,656.60, 5,485.04 and 1,059.52 is: 1,589.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,656.60 : 5,485.04 = 1,059.52 : x
  2. Step 2: Convert to fraction form
    3,656.60/5,485.04 = 1,059.52/x
  3. Step 3: Cross multiply
    3,656.60x = 5,485.04 × 1,059.52
  4. Step 4: Simplify right side
    3,656.60x = 5,811,509.58
  5. Step 5: Solve for x
    x = 5,811,509.58/3,656.60
  6. Step 6: Final answer
    x = 1,589.32

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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.