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Finding the Fourth Proportional to 6,892.06, 9,510.99 and 3,748.24

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Solution

The fourth proportional to 6,892.06, 9,510.99 and 3,748.24 is: 5,172.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,892.06 : 9,510.99 = 3,748.24 : x
  2. Step 2: Convert to fraction form
    6,892.06/9,510.99 = 3,748.24/x
  3. Step 3: Cross multiply
    6,892.06x = 9,510.99 × 3,748.24
  4. Step 4: Simplify right side
    6,892.06x = 35,649,425.60
  5. Step 5: Solve for x
    x = 35,649,425.60/6,892.06
  6. Step 6: Final answer
    x = 5,172.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.