Home / 7,741.40-11,603.82-3,576.56

Finding the Fourth Proportional to 7,741.40, 11,603.82 and 3,576.56

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Solution

The fourth proportional to 7,741.40, 11,603.82 and 3,576.56 is: 5,361.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,741.40 : 11,603.82 = 3,576.56 : x
  2. Step 2: Convert to fraction form
    7,741.40/11,603.82 = 3,576.56/x
  3. Step 3: Cross multiply
    7,741.40x = 11,603.82 × 3,576.56
  4. Step 4: Simplify right side
    7,741.40x = 41,501,758.46
  5. Step 5: Solve for x
    x = 41,501,758.46/7,741.40
  6. Step 6: Final answer
    x = 5,361.01

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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.