Home / 4,228.80-5,835.87-2,656.95

Finding the Fourth Proportional to 4,228.80, 5,835.87 and 2,656.95

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Solution

The fourth proportional to 4,228.80, 5,835.87 and 2,656.95 is: 3,666.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,228.80 : 5,835.87 = 2,656.95 : x
  2. Step 2: Convert to fraction form
    4,228.80/5,835.87 = 2,656.95/x
  3. Step 3: Cross multiply
    4,228.80x = 5,835.87 × 2,656.95
  4. Step 4: Simplify right side
    4,228.80x = 15,505,614.80
  5. Step 5: Solve for x
    x = 15,505,614.80/4,228.80
  6. Step 6: Final answer
    x = 3,666.67

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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.