Home / 2,980.22-4,450.26-2,433.47

Finding the Fourth Proportional to 2,980.22, 4,450.26 and 2,433.47

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Solution

The fourth proportional to 2,980.22, 4,450.26 and 2,433.47 is: 3,633.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980.22 : 4,450.26 = 2,433.47 : x
  2. Step 2: Convert to fraction form
    2,980.22/4,450.26 = 2,433.47/x
  3. Step 3: Cross multiply
    2,980.22x = 4,450.26 × 2,433.47
  4. Step 4: Simplify right side
    2,980.22x = 10,829,551.95
  5. Step 5: Solve for x
    x = 10,829,551.95/2,980.22
  6. Step 6: Final answer
    x = 3,633.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.