Home / 7,911.03-10,918.89-6,583.44

Finding the Fourth Proportional to 7,911.03, 10,918.89 and 6,583.44

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Solution

The fourth proportional to 7,911.03, 10,918.89 and 6,583.44 is: 9,086.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,911.03 : 10,918.89 = 6,583.44 : x
  2. Step 2: Convert to fraction form
    7,911.03/10,918.89 = 6,583.44/x
  3. Step 3: Cross multiply
    7,911.03x = 10,918.89 × 6,583.44
  4. Step 4: Simplify right side
    7,911.03x = 71,883,857.18
  5. Step 5: Solve for x
    x = 71,883,857.18/7,911.03
  6. Step 6: Final answer
    x = 9,086.54

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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.