Home / 2,973.11-4,451.46-2,240.46

Finding the Fourth Proportional to 2,973.11, 4,451.46 and 2,240.46

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Solution

The fourth proportional to 2,973.11, 4,451.46 and 2,240.46 is: 3,354.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,973.11 : 4,451.46 = 2,240.46 : x
  2. Step 2: Convert to fraction form
    2,973.11/4,451.46 = 2,240.46/x
  3. Step 3: Cross multiply
    2,973.11x = 4,451.46 × 2,240.46
  4. Step 4: Simplify right side
    2,973.11x = 9,973,309.67
  5. Step 5: Solve for x
    x = 9,973,309.67/2,973.11
  6. Step 6: Final answer
    x = 3,354.51

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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.