Home / 11,804.67-16,291.13-6,499.58

Finding the Fourth Proportional to 11,804.67, 16,291.13 and 6,499.58

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Solution

The fourth proportional to 11,804.67, 16,291.13 and 6,499.58 is: 8,969.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,804.67 : 16,291.13 = 6,499.58 : x
  2. Step 2: Convert to fraction form
    11,804.67/16,291.13 = 6,499.58/x
  3. Step 3: Cross multiply
    11,804.67x = 16,291.13 × 6,499.58
  4. Step 4: Simplify right side
    11,804.67x = 105,885,388.77
  5. Step 5: Solve for x
    x = 105,885,388.77/11,804.67
  6. Step 6: Final answer
    x = 8,969.79

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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.