Home / 3,511.18-4,845.23-1,917.52

Finding the Fourth Proportional to 3,511.18, 4,845.23 and 1,917.52

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Solution

The fourth proportional to 3,511.18, 4,845.23 and 1,917.52 is: 2,646.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,511.18 : 4,845.23 = 1,917.52 : x
  2. Step 2: Convert to fraction form
    3,511.18/4,845.23 = 1,917.52/x
  3. Step 3: Cross multiply
    3,511.18x = 4,845.23 × 1,917.52
  4. Step 4: Simplify right side
    3,511.18x = 9,290,825.43
  5. Step 5: Solve for x
    x = 9,290,825.43/3,511.18
  6. Step 6: Final answer
    x = 2,646.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.