Home / 2,622.84-3,619.36-1,503.54

Finding the Fourth Proportional to 2,622.84, 3,619.36 and 1,503.54

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Solution

The fourth proportional to 2,622.84, 3,619.36 and 1,503.54 is: 2,074.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,622.84 : 3,619.36 = 1,503.54 : x
  2. Step 2: Convert to fraction form
    2,622.84/3,619.36 = 1,503.54/x
  3. Step 3: Cross multiply
    2,622.84x = 3,619.36 × 1,503.54
  4. Step 4: Simplify right side
    2,622.84x = 5,441,852.53
  5. Step 5: Solve for x
    x = 5,441,852.53/2,622.84
  6. Step 6: Final answer
    x = 2,074.79

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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.