Home / 7,367.87-11,054.76-2,688.23

Finding the Fourth Proportional to 7,367.87, 11,054.76 and 2,688.23

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Solution

The fourth proportional to 7,367.87, 11,054.76 and 2,688.23 is: 4,033.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,367.87 : 11,054.76 = 2,688.23 : x
  2. Step 2: Convert to fraction form
    7,367.87/11,054.76 = 2,688.23/x
  3. Step 3: Cross multiply
    7,367.87x = 11,054.76 × 2,688.23
  4. Step 4: Simplify right side
    7,367.87x = 29,717,724.03
  5. Step 5: Solve for x
    x = 29,717,724.03/7,367.87
  6. Step 6: Final answer
    x = 4,033.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.