Home / 7,749.23-11,625.21-2,818.44

Finding the Fourth Proportional to 7,749.23, 11,625.21 and 2,818.44

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Solution

The fourth proportional to 7,749.23, 11,625.21 and 2,818.44 is: 4,228.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,749.23 : 11,625.21 = 2,818.44 : x
  2. Step 2: Convert to fraction form
    7,749.23/11,625.21 = 2,818.44/x
  3. Step 3: Cross multiply
    7,749.23x = 11,625.21 × 2,818.44
  4. Step 4: Simplify right side
    7,749.23x = 32,764,956.87
  5. Step 5: Solve for x
    x = 32,764,956.87/7,749.23
  6. Step 6: Final answer
    x = 4,228.16

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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.