Home / 2,371.36-3,557.63-1,072.48

Finding the Fourth Proportional to 2,371.36, 3,557.63 and 1,072.48

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Solution

The fourth proportional to 2,371.36, 3,557.63 and 1,072.48 is: 1,608.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,371.36 : 3,557.63 = 1,072.48 : x
  2. Step 2: Convert to fraction form
    2,371.36/3,557.63 = 1,072.48/x
  3. Step 3: Cross multiply
    2,371.36x = 3,557.63 × 1,072.48
  4. Step 4: Simplify right side
    2,371.36x = 3,815,487.02
  5. Step 5: Solve for x
    x = 3,815,487.02/2,371.36
  6. Step 6: Final answer
    x = 1,608.99

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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.