Home / 2,954.19-4,432.09-1,105.49

Finding the Fourth Proportional to 2,954.19, 4,432.09 and 1,105.49

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Solution

The fourth proportional to 2,954.19, 4,432.09 and 1,105.49 is: 1,658.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,954.19 : 4,432.09 = 1,105.49 : x
  2. Step 2: Convert to fraction form
    2,954.19/4,432.09 = 1,105.49/x
  3. Step 3: Cross multiply
    2,954.19x = 4,432.09 × 1,105.49
  4. Step 4: Simplify right side
    2,954.19x = 4,899,631.17
  5. Step 5: Solve for x
    x = 4,899,631.17/2,954.19
  6. Step 6: Final answer
    x = 1,658.54

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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.