Home / 3,511.08-4,844.93-2,019.47

Finding the Fourth Proportional to 3,511.08, 4,844.93 and 2,019.47

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Solution

The fourth proportional to 3,511.08, 4,844.93 and 2,019.47 is: 2,786.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,511.08 : 4,844.93 = 2,019.47 : x
  2. Step 2: Convert to fraction form
    3,511.08/4,844.93 = 2,019.47/x
  3. Step 3: Cross multiply
    3,511.08x = 4,844.93 × 2,019.47
  4. Step 4: Simplify right side
    3,511.08x = 9,784,156.47
  5. Step 5: Solve for x
    x = 9,784,156.47/3,511.08
  6. Step 6: Final answer
    x = 2,786.65

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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.