Home / 7,995.62-11,026.44-6,321.02

Finding the Fourth Proportional to 7,995.62, 11,026.44 and 6,321.02

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Solution

The fourth proportional to 7,995.62, 11,026.44 and 6,321.02 is: 8,717.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,995.62 : 11,026.44 = 6,321.02 : x
  2. Step 2: Convert to fraction form
    7,995.62/11,026.44 = 6,321.02/x
  3. Step 3: Cross multiply
    7,995.62x = 11,026.44 × 6,321.02
  4. Step 4: Simplify right side
    7,995.62x = 69,698,292.64
  5. Step 5: Solve for x
    x = 69,698,292.64/7,995.62
  6. Step 6: Final answer
    x = 8,717.06

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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.