Home / 6,664.16-9,995.78-4,061.64

Finding the Fourth Proportional to 6,664.16, 9,995.78 and 4,061.64

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Solution

The fourth proportional to 6,664.16, 9,995.78 and 4,061.64 is: 6,092.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,664.16 : 9,995.78 = 4,061.64 : x
  2. Step 2: Convert to fraction form
    6,664.16/9,995.78 = 4,061.64/x
  3. Step 3: Cross multiply
    6,664.16x = 9,995.78 × 4,061.64
  4. Step 4: Simplify right side
    6,664.16x = 40,599,259.88
  5. Step 5: Solve for x
    x = 40,599,259.88/6,664.16
  6. Step 6: Final answer
    x = 6,092.18

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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.