Home / 11,809.10-16,296.60-6,503.94

Finding the Fourth Proportional to 11,809.10, 16,296.60 and 6,503.94

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Solution

The fourth proportional to 11,809.10, 16,296.60 and 6,503.94 is: 8,975.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,809.10 : 16,296.60 = 6,503.94 : x
  2. Step 2: Convert to fraction form
    11,809.10/16,296.60 = 6,503.94/x
  3. Step 3: Cross multiply
    11,809.10x = 16,296.60 × 6,503.94
  4. Step 4: Simplify right side
    11,809.10x = 105,992,108.60
  5. Step 5: Solve for x
    x = 105,992,108.60/11,809.10
  6. Step 6: Final answer
    x = 8,975.46

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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.