Home / 11,809.81-16,297.50-6,504.63

Finding the Fourth Proportional to 11,809.81, 16,297.50 and 6,504.63

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Solution

The fourth proportional to 11,809.81, 16,297.50 and 6,504.63 is: 8,976.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,809.81 : 16,297.50 = 6,504.63 : x
  2. Step 2: Convert to fraction form
    11,809.81/16,297.50 = 6,504.63/x
  3. Step 3: Cross multiply
    11,809.81x = 16,297.50 × 6,504.63
  4. Step 4: Simplify right side
    11,809.81x = 106,009,170.70
  5. Step 5: Solve for x
    x = 106,009,170.70/11,809.81
  6. Step 6: Final answer
    x = 8,976.36

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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.