Home / 8,247.30-12,361.23-4,961.94

Finding the Fourth Proportional to 8,247.30, 12,361.23 and 4,961.94

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Solution

The fourth proportional to 8,247.30, 12,361.23 and 4,961.94 is: 7,437.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,247.30 : 12,361.23 = 4,961.94 : x
  2. Step 2: Convert to fraction form
    8,247.30/12,361.23 = 4,961.94/x
  3. Step 3: Cross multiply
    8,247.30x = 12,361.23 × 4,961.94
  4. Step 4: Simplify right side
    8,247.30x = 61,335,681.59
  5. Step 5: Solve for x
    x = 61,335,681.59/8,247.30
  6. Step 6: Final answer
    x = 7,437.06

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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.