Home / 7,469.84-11,192.56-4,539.28

Finding the Fourth Proportional to 7,469.84, 11,192.56 and 4,539.28

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Solution

The fourth proportional to 7,469.84, 11,192.56 and 4,539.28 is: 6,801.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,469.84 : 11,192.56 = 4,539.28 : x
  2. Step 2: Convert to fraction form
    7,469.84/11,192.56 = 4,539.28/x
  3. Step 3: Cross multiply
    7,469.84x = 11,192.56 × 4,539.28
  4. Step 4: Simplify right side
    7,469.84x = 50,806,163.76
  5. Step 5: Solve for x
    x = 50,806,163.76/7,469.84
  6. Step 6: Final answer
    x = 6,801.51

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1.5x scale

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.