Home / 4,128.37-6,162.85-3,537

Finding the Fourth Proportional to 4,128.37, 6,162.85 and 3,537

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Solution

The fourth proportional to 4,128.37, 6,162.85 and 3,537 is: 5,280.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,128.37 : 6,162.85 = 3,537 : x
  2. Step 2: Convert to fraction form
    4,128.37/6,162.85 = 3,537/x
  3. Step 3: Cross multiply
    4,128.37x = 6,162.85 × 3,537
  4. Step 4: Simplify right side
    4,128.37x = 21,798,004.87
  5. Step 5: Solve for x
    x = 21,798,004.87/4,128.37
  6. Step 6: Final answer
    x = 5,280.05

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.