Home / 2,954.36-4,077.01-1,628.05

Finding the Fourth Proportional to 2,954.36, 4,077.01 and 1,628.05

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Solution

The fourth proportional to 2,954.36, 4,077.01 and 1,628.05 is: 2,246.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,954.36 : 4,077.01 = 1,628.05 : x
  2. Step 2: Convert to fraction form
    2,954.36/4,077.01 = 1,628.05/x
  3. Step 3: Cross multiply
    2,954.36x = 4,077.01 × 1,628.05
  4. Step 4: Simplify right side
    2,954.36x = 6,637,576.13
  5. Step 5: Solve for x
    x = 6,637,576.13/2,954.36
  6. Step 6: Final answer
    x = 2,246.71

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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.