Home / 3,526.86-5,283.75-1,769.80

Finding the Fourth Proportional to 3,526.86, 5,283.75 and 1,769.80

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Solution

The fourth proportional to 3,526.86, 5,283.75 and 1,769.80 is: 2,651.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,526.86 : 5,283.75 = 1,769.80 : x
  2. Step 2: Convert to fraction form
    3,526.86/5,283.75 = 1,769.80/x
  3. Step 3: Cross multiply
    3,526.86x = 5,283.75 × 1,769.80
  4. Step 4: Simplify right side
    3,526.86x = 9,351,180.75
  5. Step 5: Solve for x
    x = 9,351,180.75/3,526.86
  6. Step 6: Final answer
    x = 2,651.42

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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.