Home / 9,279.05-13,917.21-2,703.47

Finding the Fourth Proportional to 9,279.05, 13,917.21 and 2,703.47

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Solution

The fourth proportional to 9,279.05, 13,917.21 and 2,703.47 is: 4,054.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,279.05 : 13,917.21 = 2,703.47 : x
  2. Step 2: Convert to fraction form
    9,279.05/13,917.21 = 2,703.47/x
  3. Step 3: Cross multiply
    9,279.05x = 13,917.21 × 2,703.47
  4. Step 4: Simplify right side
    9,279.05x = 37,624,690.13
  5. Step 5: Solve for x
    x = 37,624,690.13/9,279.05
  6. Step 6: Final answer
    x = 4,054.80

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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.