Home / 4,752.99-7,128.81-1,465.83

Finding the Fourth Proportional to 4,752.99, 7,128.81 and 1,465.83

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Solution

The fourth proportional to 4,752.99, 7,128.81 and 1,465.83 is: 2,198.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,752.99 : 7,128.81 = 1,465.83 : x
  2. Step 2: Convert to fraction form
    4,752.99/7,128.81 = 1,465.83/x
  3. Step 3: Cross multiply
    4,752.99x = 7,128.81 × 1,465.83
  4. Step 4: Simplify right side
    4,752.99x = 10,449,623.56
  5. Step 5: Solve for x
    x = 10,449,623.56/4,752.99
  6. Step 6: Final answer
    x = 2,198.54

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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.