Home / 2,206.36-3,044.10-1,274.68

Finding the Fourth Proportional to 2,206.36, 3,044.10 and 1,274.68

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Solution

The fourth proportional to 2,206.36, 3,044.10 and 1,274.68 is: 1,758.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,206.36 : 3,044.10 = 1,274.68 : x
  2. Step 2: Convert to fraction form
    2,206.36/3,044.10 = 1,274.68/x
  3. Step 3: Cross multiply
    2,206.36x = 3,044.10 × 1,274.68
  4. Step 4: Simplify right side
    2,206.36x = 3,880,253.39
  5. Step 5: Solve for x
    x = 3,880,253.39/2,206.36
  6. Step 6: Final answer
    x = 1,758.67

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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.