Home / 11,795.00-16,276.73-6,489.81

Finding the Fourth Proportional to 11,795.00, 16,276.73 and 6,489.81

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Solution

The fourth proportional to 11,795.00, 16,276.73 and 6,489.81 is: 8,955.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,795.00 : 16,276.73 = 6,489.81 : x
  2. Step 2: Convert to fraction form
    11,795.00/16,276.73 = 6,489.81/x
  3. Step 3: Cross multiply
    11,795.00x = 16,276.73 × 6,489.81
  4. Step 4: Simplify right side
    11,795.00x = 105,632,852.67
  5. Step 5: Solve for x
    x = 105,632,852.67/11,795.00
  6. Step 6: Final answer
    x = 8,955.74

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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.