Home / 7,186.98-10,767.64-3,897.97

Finding the Fourth Proportional to 7,186.98, 10,767.64 and 3,897.97

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Solution

The fourth proportional to 7,186.98, 10,767.64 and 3,897.97 is: 5,840.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,186.98 : 10,767.64 = 3,897.97 : x
  2. Step 2: Convert to fraction form
    7,186.98/10,767.64 = 3,897.97/x
  3. Step 3: Cross multiply
    7,186.98x = 10,767.64 × 3,897.97
  4. Step 4: Simplify right side
    7,186.98x = 41,971,948.71
  5. Step 5: Solve for x
    x = 41,971,948.71/7,186.98
  6. Step 6: Final answer
    x = 5,840.00

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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.