Home / 11,952.24-16,493.87-6,647.01

Finding the Fourth Proportional to 11,952.24, 16,493.87 and 6,647.01

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Solution

The fourth proportional to 11,952.24, 16,493.87 and 6,647.01 is: 9,172.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,952.24 : 16,493.87 = 6,647.01 : x
  2. Step 2: Convert to fraction form
    11,952.24/16,493.87 = 6,647.01/x
  3. Step 3: Cross multiply
    11,952.24x = 16,493.87 × 6,647.01
  4. Step 4: Simplify right side
    11,952.24x = 109,634,918.83
  5. Step 5: Solve for x
    x = 109,634,918.83/11,952.24
  6. Step 6: Final answer
    x = 9,172.75

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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.