Home / 4,512.74-6,768.14-1,225.87

Finding the Fourth Proportional to 4,512.74, 6,768.14 and 1,225.87

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Solution

The fourth proportional to 4,512.74, 6,768.14 and 1,225.87 is: 1,838.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,512.74 : 6,768.14 = 1,225.87 : x
  2. Step 2: Convert to fraction form
    4,512.74/6,768.14 = 1,225.87/x
  3. Step 3: Cross multiply
    4,512.74x = 6,768.14 × 1,225.87
  4. Step 4: Simplify right side
    4,512.74x = 8,296,819.81
  5. Step 5: Solve for x
    x = 8,296,819.81/4,512.74
  6. Step 6: Final answer
    x = 1,838.53

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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.