Home / 7,384.14-11,078.37-2,767.50

Finding the Fourth Proportional to 7,384.14, 11,078.37 and 2,767.50

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Solution

The fourth proportional to 7,384.14, 11,078.37 and 2,767.50 is: 4,152.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,384.14 : 11,078.37 = 2,767.50 : x
  2. Step 2: Convert to fraction form
    7,384.14/11,078.37 = 2,767.50/x
  3. Step 3: Cross multiply
    7,384.14x = 11,078.37 × 2,767.50
  4. Step 4: Simplify right side
    7,384.14x = 30,659,388.98
  5. Step 5: Solve for x
    x = 30,659,388.98/7,384.14
  6. Step 6: Final answer
    x = 4,152.06

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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.