Home / 11,823.21-16,316.87-6,788.25

Finding the Fourth Proportional to 11,823.21, 16,316.87 and 6,788.25

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Solution

The fourth proportional to 11,823.21, 16,316.87 and 6,788.25 is: 9,368.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,823.21 : 16,316.87 = 6,788.25 : x
  2. Step 2: Convert to fraction form
    11,823.21/16,316.87 = 6,788.25/x
  3. Step 3: Cross multiply
    11,823.21x = 16,316.87 × 6,788.25
  4. Step 4: Simplify right side
    11,823.21x = 110,762,958.84
  5. Step 5: Solve for x
    x = 110,762,958.84/11,823.21
  6. Step 6: Final answer
    x = 9,368.26

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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.