Home / 3,059.24-4,589.39-1,085.47

Finding the Fourth Proportional to 3,059.24, 4,589.39 and 1,085.47

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Solution

The fourth proportional to 3,059.24, 4,589.39 and 1,085.47 is: 1,628.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,059.24 : 4,589.39 = 1,085.47 : x
  2. Step 2: Convert to fraction form
    3,059.24/4,589.39 = 1,085.47/x
  3. Step 3: Cross multiply
    3,059.24x = 4,589.39 × 1,085.47
  4. Step 4: Simplify right side
    3,059.24x = 4,981,636.40
  5. Step 5: Solve for x
    x = 4,981,636.40/3,059.24
  6. Step 6: Final answer
    x = 1,628.39

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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.