Home / 3,526.89-5,290.95-1,448.03

Finding the Fourth Proportional to 3,526.89, 5,290.95 and 1,448.03

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Solution

The fourth proportional to 3,526.89, 5,290.95 and 1,448.03 is: 2,172.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,526.89 : 5,290.95 = 1,448.03 : x
  2. Step 2: Convert to fraction form
    3,526.89/5,290.95 = 1,448.03/x
  3. Step 3: Cross multiply
    3,526.89x = 5,290.95 × 1,448.03
  4. Step 4: Simplify right side
    3,526.89x = 7,661,427.87
  5. Step 5: Solve for x
    x = 7,661,427.87/3,526.89
  6. Step 6: Final answer
    x = 2,172.29

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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.