Home / 3,599.23-5,388.81-1,840.45

Finding the Fourth Proportional to 3,599.23, 5,388.81 and 1,840.45

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Solution

The fourth proportional to 3,599.23, 5,388.81 and 1,840.45 is: 2,755.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,599.23 : 5,388.81 = 1,840.45 : x
  2. Step 2: Convert to fraction form
    3,599.23/5,388.81 = 1,840.45/x
  3. Step 3: Cross multiply
    3,599.23x = 5,388.81 × 1,840.45
  4. Step 4: Simplify right side
    3,599.23x = 9,917,835.36
  5. Step 5: Solve for x
    x = 9,917,835.36/3,599.23
  6. Step 6: Final answer
    x = 2,755.54

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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.