Home / 4,526.45-6,789.61-1,239.54

Finding the Fourth Proportional to 4,526.45, 6,789.61 and 1,239.54

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Solution

The fourth proportional to 4,526.45, 6,789.61 and 1,239.54 is: 1,859.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,526.45 : 6,789.61 = 1,239.54 : x
  2. Step 2: Convert to fraction form
    4,526.45/6,789.61 = 1,239.54/x
  3. Step 3: Cross multiply
    4,526.45x = 6,789.61 × 1,239.54
  4. Step 4: Simplify right side
    4,526.45x = 8,415,962.33
  5. Step 5: Solve for x
    x = 8,415,962.33/4,526.45
  6. Step 6: Final answer
    x = 1,859.29

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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.