Home / 5,267.16-7,268.40-3,028.68

Finding the Fourth Proportional to 5,267.16, 7,268.40 and 3,028.68

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Solution

The fourth proportional to 5,267.16, 7,268.40 and 3,028.68 is: 4,179.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,267.16 : 7,268.40 = 3,028.68 : x
  2. Step 2: Convert to fraction form
    5,267.16/7,268.40 = 3,028.68/x
  3. Step 3: Cross multiply
    5,267.16x = 7,268.40 × 3,028.68
  4. Step 4: Simplify right side
    5,267.16x = 22,013,657.71
  5. Step 5: Solve for x
    x = 22,013,657.71/5,267.16
  6. Step 6: Final answer
    x = 4,179.42

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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.