Home / 3,420.14-4,718.52-2,241.86

Finding the Fourth Proportional to 3,420.14, 4,718.52 and 2,241.86

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Solution

The fourth proportional to 3,420.14, 4,718.52 and 2,241.86 is: 3,092.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,420.14 : 4,718.52 = 2,241.86 : x
  2. Step 2: Convert to fraction form
    3,420.14/4,718.52 = 2,241.86/x
  3. Step 3: Cross multiply
    3,420.14x = 4,718.52 × 2,241.86
  4. Step 4: Simplify right side
    3,420.14x = 10,578,237.65
  5. Step 5: Solve for x
    x = 10,578,237.65/3,420.14
  6. Step 6: Final answer
    x = 3,092.93

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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.