Home / 4,739.24-7,107.42-2,272.76

Finding the Fourth Proportional to 4,739.24, 7,107.42 and 2,272.76

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Solution

The fourth proportional to 4,739.24, 7,107.42 and 2,272.76 is: 3,408.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,739.24 : 7,107.42 = 2,272.76 : x
  2. Step 2: Convert to fraction form
    4,739.24/7,107.42 = 2,272.76/x
  3. Step 3: Cross multiply
    4,739.24x = 7,107.42 × 2,272.76
  4. Step 4: Simplify right side
    4,739.24x = 16,153,459.88
  5. Step 5: Solve for x
    x = 16,153,459.88/4,739.24
  6. Step 6: Final answer
    x = 3,408.45

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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.