Home / 5,266.37-7,267.40-3,028.11

Finding the Fourth Proportional to 5,266.37, 7,267.40 and 3,028.11

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Solution

The fourth proportional to 5,266.37, 7,267.40 and 3,028.11 is: 4,178.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,266.37 : 7,267.40 = 3,028.11 : x
  2. Step 2: Convert to fraction form
    5,266.37/7,267.40 = 3,028.11/x
  3. Step 3: Cross multiply
    5,266.37x = 7,267.40 × 3,028.11
  4. Step 4: Simplify right side
    5,266.37x = 22,006,467.50
  5. Step 5: Solve for x
    x = 22,006,467.50/5,266.37
  6. Step 6: Final answer
    x = 4,178.68

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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.