Home / 4,991.22-7,477.24-2,793.30

Finding the Fourth Proportional to 4,991.22, 7,477.24 and 2,793.30

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Solution

The fourth proportional to 4,991.22, 7,477.24 and 2,793.30 is: 4,184.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,991.22 : 7,477.24 = 2,793.30 : x
  2. Step 2: Convert to fraction form
    4,991.22/7,477.24 = 2,793.30/x
  3. Step 3: Cross multiply
    4,991.22x = 7,477.24 × 2,793.30
  4. Step 4: Simplify right side
    4,991.22x = 20,886,174.49
  5. Step 5: Solve for x
    x = 20,886,174.49/4,991.22
  6. Step 6: Final answer
    x = 4,184.58

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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.