Home / 9,279.93-13,919.69-2,259.98

Finding the Fourth Proportional to 9,279.93, 13,919.69 and 2,259.98

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Solution

The fourth proportional to 9,279.93, 13,919.69 and 2,259.98 is: 3,389.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,279.93 : 13,919.69 = 2,259.98 : x
  2. Step 2: Convert to fraction form
    9,279.93/13,919.69 = 2,259.98/x
  3. Step 3: Cross multiply
    9,279.93x = 13,919.69 × 2,259.98
  4. Step 4: Simplify right side
    9,279.93x = 31,458,157.06
  5. Step 5: Solve for x
    x = 31,458,157.06/9,279.93
  6. Step 6: Final answer
    x = 3,389.91

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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.