Home / 13,093.79-19,645.88-4,774.37

Finding the Fourth Proportional to 13,093.79, 19,645.88 and 4,774.37

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Solution

The fourth proportional to 13,093.79, 19,645.88 and 4,774.37 is: 7,163.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,093.79 : 19,645.88 = 4,774.37 : x
  2. Step 2: Convert to fraction form
    13,093.79/19,645.88 = 4,774.37/x
  3. Step 3: Cross multiply
    13,093.79x = 19,645.88 × 4,774.37
  4. Step 4: Simplify right side
    13,093.79x = 93,796,577.99
  5. Step 5: Solve for x
    x = 93,796,577.99/13,093.79
  6. Step 6: Final answer
    x = 7,163.44

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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.