Home / 5,093.51-7,028.88-2,855.63

Finding the Fourth Proportional to 5,093.51, 7,028.88 and 2,855.63

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Solution

The fourth proportional to 5,093.51, 7,028.88 and 2,855.63 is: 3,940.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,093.51 : 7,028.88 = 2,855.63 : x
  2. Step 2: Convert to fraction form
    5,093.51/7,028.88 = 2,855.63/x
  3. Step 3: Cross multiply
    5,093.51x = 7,028.88 × 2,855.63
  4. Step 4: Simplify right side
    5,093.51x = 20,071,845.45
  5. Step 5: Solve for x
    x = 20,071,845.45/5,093.51
  6. Step 6: Final answer
    x = 3,940.67

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1.5x scale

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.