Home / 7,968.16-10,997.13-5,975.56

Finding the Fourth Proportional to 7,968.16, 10,997.13 and 5,975.56

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Solution

The fourth proportional to 7,968.16, 10,997.13 and 5,975.56 is: 8,247.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,968.16 : 10,997.13 = 5,975.56 : x
  2. Step 2: Convert to fraction form
    7,968.16/10,997.13 = 5,975.56/x
  3. Step 3: Cross multiply
    7,968.16x = 10,997.13 × 5,975.56
  4. Step 4: Simplify right side
    7,968.16x = 65,714,010.14
  5. Step 5: Solve for x
    x = 65,714,010.14/7,968.16
  6. Step 6: Final answer
    x = 8,247.07

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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.