Home / 7,108.44-10,716.79-6,607.32

Finding the Fourth Proportional to 7,108.44, 10,716.79 and 6,607.32

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Solution

The fourth proportional to 7,108.44, 10,716.79 and 6,607.32 is: 9,961.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,108.44 : 10,716.79 = 6,607.32 : x
  2. Step 2: Convert to fraction form
    7,108.44/10,716.79 = 6,607.32/x
  3. Step 3: Cross multiply
    7,108.44x = 10,716.79 × 6,607.32
  4. Step 4: Simplify right side
    7,108.44x = 70,809,260.90
  5. Step 5: Solve for x
    x = 70,809,260.90/7,108.44
  6. Step 6: Final answer
    x = 9,961.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.