Home / 4,853.21-7,267.85-2,768.06

Finding the Fourth Proportional to 4,853.21, 7,267.85 and 2,768.06

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Solution

The fourth proportional to 4,853.21, 7,267.85 and 2,768.06 is: 4,145.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,853.21 : 7,267.85 = 2,768.06 : x
  2. Step 2: Convert to fraction form
    4,853.21/7,267.85 = 2,768.06/x
  3. Step 3: Cross multiply
    4,853.21x = 7,267.85 × 2,768.06
  4. Step 4: Simplify right side
    4,853.21x = 20,117,869.96
  5. Step 5: Solve for x
    x = 20,117,869.96/4,853.21
  6. Step 6: Final answer
    x = 4,145.28

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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.