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Finding the Fourth Proportional to 6,794.59, 9,374.48 and 4,279.19

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Solution

The fourth proportional to 6,794.59, 9,374.48 and 4,279.19 is: 5,903.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,794.59 : 9,374.48 = 4,279.19 : x
  2. Step 2: Convert to fraction form
    6,794.59/9,374.48 = 4,279.19/x
  3. Step 3: Cross multiply
    6,794.59x = 9,374.48 × 4,279.19
  4. Step 4: Simplify right side
    6,794.59x = 40,115,181.07
  5. Step 5: Solve for x
    x = 40,115,181.07/6,794.59
  6. Step 6: Final answer
    x = 5,903.99

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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.