Home / 3,625.74-5,440.36-1,775.84

Finding the Fourth Proportional to 3,625.74, 5,440.36 and 1,775.84

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Solution

The fourth proportional to 3,625.74, 5,440.36 and 1,775.84 is: 2,664.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,625.74 : 5,440.36 = 1,775.84 : x
  2. Step 2: Convert to fraction form
    3,625.74/5,440.36 = 1,775.84/x
  3. Step 3: Cross multiply
    3,625.74x = 5,440.36 × 1,775.84
  4. Step 4: Simplify right side
    3,625.74x = 9,661,208.90
  5. Step 5: Solve for x
    x = 9,661,208.90/3,625.74
  6. Step 6: Final answer
    x = 2,664.62

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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.