Home / 11,571.60-15,968.79-6,266.42

Finding the Fourth Proportional to 11,571.60, 15,968.79 and 6,266.42

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Solution

The fourth proportional to 11,571.60, 15,968.79 and 6,266.42 is: 8,647.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,571.60 : 15,968.79 = 6,266.42 : x
  2. Step 2: Convert to fraction form
    11,571.60/15,968.79 = 6,266.42/x
  3. Step 3: Cross multiply
    11,571.60x = 15,968.79 × 6,266.42
  4. Step 4: Simplify right side
    11,571.60x = 100,067,065.19
  5. Step 5: Solve for x
    x = 100,067,065.19/11,571.60
  6. Step 6: Final answer
    x = 8,647.64

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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.