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Finding the Fourth Proportional to 7,104.44, 9,805.38 and 4,454.12

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Solution

The fourth proportional to 7,104.44, 9,805.38 and 4,454.12 is: 6,147.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,104.44 : 9,805.38 = 4,454.12 : x
  2. Step 2: Convert to fraction form
    7,104.44/9,805.38 = 4,454.12/x
  3. Step 3: Cross multiply
    7,104.44x = 9,805.38 × 4,454.12
  4. Step 4: Simplify right side
    7,104.44x = 43,674,339.17
  5. Step 5: Solve for x
    x = 43,674,339.17/7,104.44
  6. Step 6: Final answer
    x = 6,147.47

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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.