Home / 7,526.33-11,290.40-3,628

Finding the Fourth Proportional to 7,526.33, 11,290.40 and 3,628

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Solution

The fourth proportional to 7,526.33, 11,290.40 and 3,628 is: 5,442.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,526.33 : 11,290.40 = 3,628 : x
  2. Step 2: Convert to fraction form
    7,526.33/11,290.40 = 3,628/x
  3. Step 3: Cross multiply
    7,526.33x = 11,290.40 × 3,628
  4. Step 4: Simplify right side
    7,526.33x = 40,961,571.20
  5. Step 5: Solve for x
    x = 40,961,571.20/7,526.33
  6. Step 6: Final answer
    x = 5,442.44

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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.