Home / 2,426.24-3,636.26-2,112.60

Finding the Fourth Proportional to 2,426.24, 3,636.26 and 2,112.60

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Solution

The fourth proportional to 2,426.24, 3,636.26 and 2,112.60 is: 3,166.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,426.24 : 3,636.26 = 2,112.60 : x
  2. Step 2: Convert to fraction form
    2,426.24/3,636.26 = 2,112.60/x
  3. Step 3: Cross multiply
    2,426.24x = 3,636.26 × 2,112.60
  4. Step 4: Simplify right side
    2,426.24x = 7,681,973.87
  5. Step 5: Solve for x
    x = 7,681,973.87/2,426.24
  6. Step 6: Final answer
    x = 3,166.20

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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.