Home / 11,784.61-16,260.91-6,747.63

Finding the Fourth Proportional to 11,784.61, 16,260.91 and 6,747.63

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Solution

The fourth proportional to 11,784.61, 16,260.91 and 6,747.63 is: 9,310.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,784.61 : 16,260.91 = 6,747.63 : x
  2. Step 2: Convert to fraction form
    11,784.61/16,260.91 = 6,747.63/x
  3. Step 3: Cross multiply
    11,784.61x = 16,260.91 × 6,747.63
  4. Step 4: Simplify right side
    11,784.61x = 109,722,604.14
  5. Step 5: Solve for x
    x = 109,722,604.14/11,784.61
  6. Step 6: Final answer
    x = 9,310.67

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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.