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Finding the Fourth Proportional to 4,797.93, 6,620.64 and 3,539.67

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Solution

The fourth proportional to 4,797.93, 6,620.64 and 3,539.67 is: 4,884.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,797.93 : 6,620.64 = 3,539.67 : x
  2. Step 2: Convert to fraction form
    4,797.93/6,620.64 = 3,539.67/x
  3. Step 3: Cross multiply
    4,797.93x = 6,620.64 × 3,539.67
  4. Step 4: Simplify right side
    4,797.93x = 23,434,842.69
  5. Step 5: Solve for x
    x = 23,434,842.69/4,797.93
  6. Step 6: Final answer
    x = 4,884.36

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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.