Home / 4,906.90-7,357.65-2,133.10

Finding the Fourth Proportional to 4,906.90, 7,357.65 and 2,133.10

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Solution

The fourth proportional to 4,906.90, 7,357.65 and 2,133.10 is: 3,198.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,906.90 : 7,357.65 = 2,133.10 : x
  2. Step 2: Convert to fraction form
    4,906.90/7,357.65 = 2,133.10/x
  3. Step 3: Cross multiply
    4,906.90x = 7,357.65 × 2,133.10
  4. Step 4: Simplify right side
    4,906.90x = 15,694,603.22
  5. Step 5: Solve for x
    x = 15,694,603.22/4,906.90
  6. Step 6: Final answer
    x = 3,198.48

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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.