Home / 3,743.24-5,619.72-2,878.16

Finding the Fourth Proportional to 3,743.24, 5,619.72 and 2,878.16

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Solution

The fourth proportional to 3,743.24, 5,619.72 and 2,878.16 is: 4,320.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,743.24 : 5,619.72 = 2,878.16 : x
  2. Step 2: Convert to fraction form
    3,743.24/5,619.72 = 2,878.16/x
  3. Step 3: Cross multiply
    3,743.24x = 5,619.72 × 2,878.16
  4. Step 4: Simplify right side
    3,743.24x = 16,174,453.32
  5. Step 5: Solve for x
    x = 16,174,453.32/3,743.24
  6. Step 6: Final answer
    x = 4,320.98

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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.