Home / 9,694.08-13,378.32-5,503.68

Finding the Fourth Proportional to 9,694.08, 13,378.32 and 5,503.68

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Solution

The fourth proportional to 9,694.08, 13,378.32 and 5,503.68 is: 7,595.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,694.08 : 13,378.32 = 5,503.68 : x
  2. Step 2: Convert to fraction form
    9,694.08/13,378.32 = 5,503.68/x
  3. Step 3: Cross multiply
    9,694.08x = 13,378.32 × 5,503.68
  4. Step 4: Simplify right side
    9,694.08x = 73,629,992.22
  5. Step 5: Solve for x
    x = 73,629,992.22/9,694.08
  6. Step 6: Final answer
    x = 7,595.36

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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.