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Finding the Fourth Proportional to 4,786.94, 7,133.43 and 4,630.34

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Solution

The fourth proportional to 4,786.94, 7,133.43 and 4,630.34 is: 6,900.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,786.94 : 7,133.43 = 4,630.34 : x
  2. Step 2: Convert to fraction form
    4,786.94/7,133.43 = 4,630.34/x
  3. Step 3: Cross multiply
    4,786.94x = 7,133.43 × 4,630.34
  4. Step 4: Simplify right side
    4,786.94x = 33,030,183.11
  5. Step 5: Solve for x
    x = 33,030,183.11/4,786.94
  6. Step 6: Final answer
    x = 6,900.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.