Home / 7,965.63-11,944.35-3,579.35

Finding the Fourth Proportional to 7,965.63, 11,944.35 and 3,579.35

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Solution

The fourth proportional to 7,965.63, 11,944.35 and 3,579.35 is: 5,367.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,965.63 : 11,944.35 = 3,579.35 : x
  2. Step 2: Convert to fraction form
    7,965.63/11,944.35 = 3,579.35/x
  3. Step 3: Cross multiply
    7,965.63x = 11,944.35 × 3,579.35
  4. Step 4: Simplify right side
    7,965.63x = 42,752,949.45
  5. Step 5: Solve for x
    x = 42,752,949.45/7,965.63
  6. Step 6: Final answer
    x = 5,367.18

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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.