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Finding the Fourth Proportional to 4,608.44, 6,921.56 and 4,401.08

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Solution

The fourth proportional to 4,608.44, 6,921.56 and 4,401.08 is: 6,610.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,608.44 : 6,921.56 = 4,401.08 : x
  2. Step 2: Convert to fraction form
    4,608.44/6,921.56 = 4,401.08/x
  3. Step 3: Cross multiply
    4,608.44x = 6,921.56 × 4,401.08
  4. Step 4: Simplify right side
    4,608.44x = 30,462,339.28
  5. Step 5: Solve for x
    x = 30,462,339.28/4,608.44
  6. Step 6: Final answer
    x = 6,610.12

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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.