Home / 7,040.78-10,563.51-2,361.25

Finding the Fourth Proportional to 7,040.78, 10,563.51 and 2,361.25

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Solution

The fourth proportional to 7,040.78, 10,563.51 and 2,361.25 is: 3,542.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,040.78 : 10,563.51 = 2,361.25 : x
  2. Step 2: Convert to fraction form
    7,040.78/10,563.51 = 2,361.25/x
  3. Step 3: Cross multiply
    7,040.78x = 10,563.51 × 2,361.25
  4. Step 4: Simplify right side
    7,040.78x = 24,943,087.99
  5. Step 5: Solve for x
    x = 24,943,087.99/7,040.78
  6. Step 6: Final answer
    x = 3,542.66

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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.