Home / 1,625.04-2,241.54-1,065.54

Finding the Fourth Proportional to 1,625.04, 2,241.54 and 1,065.54

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Solution

The fourth proportional to 1,625.04, 2,241.54 and 1,065.54 is: 1,469.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625.04 : 2,241.54 = 1,065.54 : x
  2. Step 2: Convert to fraction form
    1,625.04/2,241.54 = 1,065.54/x
  3. Step 3: Cross multiply
    1,625.04x = 2,241.54 × 1,065.54
  4. Step 4: Simplify right side
    1,625.04x = 2,388,450.53
  5. Step 5: Solve for x
    x = 2,388,450.53/1,625.04
  6. Step 6: Final answer
    x = 1,469.78

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1.5x scale

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.