Home / 6,687.78-10,032.75-5,466.30

Finding the Fourth Proportional to 6,687.78, 10,032.75 and 5,466.30

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Solution

The fourth proportional to 6,687.78, 10,032.75 and 5,466.30 is: 8,200.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,687.78 : 10,032.75 = 5,466.30 : x
  2. Step 2: Convert to fraction form
    6,687.78/10,032.75 = 5,466.30/x
  3. Step 3: Cross multiply
    6,687.78x = 10,032.75 × 5,466.30
  4. Step 4: Simplify right side
    6,687.78x = 54,842,021.33
  5. Step 5: Solve for x
    x = 54,842,021.33/6,687.78
  6. Step 6: Final answer
    x = 8,200.33

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1.5x scale

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.