Home / 3,552.90-5,328.73-1,331.13

Finding the Fourth Proportional to 3,552.90, 5,328.73 and 1,331.13

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Solution

The fourth proportional to 3,552.90, 5,328.73 and 1,331.13 is: 1,996.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,552.90 : 5,328.73 = 1,331.13 : x
  2. Step 2: Convert to fraction form
    3,552.90/5,328.73 = 1,331.13/x
  3. Step 3: Cross multiply
    3,552.90x = 5,328.73 × 1,331.13
  4. Step 4: Simplify right side
    3,552.90x = 7,093,232.36
  5. Step 5: Solve for x
    x = 7,093,232.36/3,552.90
  6. Step 6: Final answer
    x = 1,996.46

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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.