Home / 3,025.26-4,536.48-1,985.22

Finding the Fourth Proportional to 3,025.26, 4,536.48 and 1,985.22

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Solution

The fourth proportional to 3,025.26, 4,536.48 and 1,985.22 is: 2,976.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025.26 : 4,536.48 = 1,985.22 : x
  2. Step 2: Convert to fraction form
    3,025.26/4,536.48 = 1,985.22/x
  3. Step 3: Cross multiply
    3,025.26x = 4,536.48 × 1,985.22
  4. Step 4: Simplify right side
    3,025.26x = 9,005,910.83
  5. Step 5: Solve for x
    x = 9,005,910.83/3,025.26
  6. Step 6: Final answer
    x = 2,976.90

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1.5x scale

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.