Home / 4,768.26-7,152.70-1,648.56

Finding the Fourth Proportional to 4,768.26, 7,152.70 and 1,648.56

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Solution

The fourth proportional to 4,768.26, 7,152.70 and 1,648.56 is: 2,472.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,768.26 : 7,152.70 = 1,648.56 : x
  2. Step 2: Convert to fraction form
    4,768.26/7,152.70 = 1,648.56/x
  3. Step 3: Cross multiply
    4,768.26x = 7,152.70 × 1,648.56
  4. Step 4: Simplify right side
    4,768.26x = 11,791,679.87
  5. Step 5: Solve for x
    x = 11,791,679.87/4,768.26
  6. Step 6: Final answer
    x = 2,472.95

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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.