Home / 3,438.52-4,745.24-2,041.28

Finding the Fourth Proportional to 3,438.52, 4,745.24 and 2,041.28

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Solution

The fourth proportional to 3,438.52, 4,745.24 and 2,041.28 is: 2,817.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438.52 : 4,745.24 = 2,041.28 : x
  2. Step 2: Convert to fraction form
    3,438.52/4,745.24 = 2,041.28/x
  3. Step 3: Cross multiply
    3,438.52x = 4,745.24 × 2,041.28
  4. Step 4: Simplify right side
    3,438.52x = 9,686,363.51
  5. Step 5: Solve for x
    x = 9,686,363.51/3,438.52
  6. Step 6: Final answer
    x = 2,817.02

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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.