Home / 3,745.88-5,619.08-1,437.38

Finding the Fourth Proportional to 3,745.88, 5,619.08 and 1,437.38

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Solution

The fourth proportional to 3,745.88, 5,619.08 and 1,437.38 is: 2,156.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,745.88 : 5,619.08 = 1,437.38 : x
  2. Step 2: Convert to fraction form
    3,745.88/5,619.08 = 1,437.38/x
  3. Step 3: Cross multiply
    3,745.88x = 5,619.08 × 1,437.38
  4. Step 4: Simplify right side
    3,745.88x = 8,076,728.71
  5. Step 5: Solve for x
    x = 8,076,728.71/3,745.88
  6. Step 6: Final answer
    x = 2,156.17

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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.