Home / 9,518.37-14,279.19-3,279.03

Finding the Fourth Proportional to 9,518.37, 14,279.19 and 3,279.03

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Solution

The fourth proportional to 9,518.37, 14,279.19 and 3,279.03 is: 4,919.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,518.37 : 14,279.19 = 3,279.03 : x
  2. Step 2: Convert to fraction form
    9,518.37/14,279.19 = 3,279.03/x
  3. Step 3: Cross multiply
    9,518.37x = 14,279.19 × 3,279.03
  4. Step 4: Simplify right side
    9,518.37x = 46,821,892.39
  5. Step 5: Solve for x
    x = 46,821,892.39/9,518.37
  6. Step 6: Final answer
    x = 4,919.11

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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.