Home / 11,984.32-16,538.39-6,679.03

Finding the Fourth Proportional to 11,984.32, 16,538.39 and 6,679.03

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Solution

The fourth proportional to 11,984.32, 16,538.39 and 6,679.03 is: 9,217.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,984.32 : 16,538.39 = 6,679.03 : x
  2. Step 2: Convert to fraction form
    11,984.32/16,538.39 = 6,679.03/x
  3. Step 3: Cross multiply
    11,984.32x = 16,538.39 × 6,679.03
  4. Step 4: Simplify right side
    11,984.32x = 110,460,402.96
  5. Step 5: Solve for x
    x = 110,460,402.96/11,984.32
  6. Step 6: Final answer
    x = 9,217.08

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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.