Home / 3,671.15-5,057.63-3,004.11

Finding the Fourth Proportional to 3,671.15, 5,057.63 and 3,004.11

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Solution

The fourth proportional to 3,671.15, 5,057.63 and 3,004.11 is: 4,138.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,671.15 : 5,057.63 = 3,004.11 : x
  2. Step 2: Convert to fraction form
    3,671.15/5,057.63 = 3,004.11/x
  3. Step 3: Cross multiply
    3,671.15x = 5,057.63 × 3,004.11
  4. Step 4: Simplify right side
    3,671.15x = 15,193,661.84
  5. Step 5: Solve for x
    x = 15,193,661.84/3,671.15
  6. Step 6: Final answer
    x = 4,138.67

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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.