Home / 3,606.23-4,976.95-2,189.59

Finding the Fourth Proportional to 3,606.23, 4,976.95 and 2,189.59

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Solution

The fourth proportional to 3,606.23, 4,976.95 and 2,189.59 is: 3,021.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,606.23 : 4,976.95 = 2,189.59 : x
  2. Step 2: Convert to fraction form
    3,606.23/4,976.95 = 2,189.59/x
  3. Step 3: Cross multiply
    3,606.23x = 4,976.95 × 2,189.59
  4. Step 4: Simplify right side
    3,606.23x = 10,897,479.95
  5. Step 5: Solve for x
    x = 10,897,479.95/3,606.23
  6. Step 6: Final answer
    x = 3,021.85

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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.