Home / 7,076.43-9,766.68-4,094.08

Finding the Fourth Proportional to 7,076.43, 9,766.68 and 4,094.08

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Solution

The fourth proportional to 7,076.43, 9,766.68 and 4,094.08 is: 5,650.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,076.43 : 9,766.68 = 4,094.08 : x
  2. Step 2: Convert to fraction form
    7,076.43/9,766.68 = 4,094.08/x
  3. Step 3: Cross multiply
    7,076.43x = 9,766.68 × 4,094.08
  4. Step 4: Simplify right side
    7,076.43x = 39,985,544.84
  5. Step 5: Solve for x
    x = 39,985,544.84/7,076.43
  6. Step 6: Final answer
    x = 5,650.53

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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.