Home / 4,828.05-7,240.91-1,865.52

Finding the Fourth Proportional to 4,828.05, 7,240.91 and 1,865.52

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Solution

The fourth proportional to 4,828.05, 7,240.91 and 1,865.52 is: 2,797.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,828.05 : 7,240.91 = 1,865.52 : x
  2. Step 2: Convert to fraction form
    4,828.05/7,240.91 = 1,865.52/x
  3. Step 3: Cross multiply
    4,828.05x = 7,240.91 × 1,865.52
  4. Step 4: Simplify right side
    4,828.05x = 13,508,053.10
  5. Step 5: Solve for x
    x = 13,508,053.10/4,828.05
  6. Step 6: Final answer
    x = 2,797.83

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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.