Home / 11,664.71-16,097.30-6,628.94

Finding the Fourth Proportional to 11,664.71, 16,097.30 and 6,628.94

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Solution

The fourth proportional to 11,664.71, 16,097.30 and 6,628.94 is: 9,147.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,664.71 : 16,097.30 = 6,628.94 : x
  2. Step 2: Convert to fraction form
    11,664.71/16,097.30 = 6,628.94/x
  3. Step 3: Cross multiply
    11,664.71x = 16,097.30 × 6,628.94
  4. Step 4: Simplify right side
    11,664.71x = 106,708,050.07
  5. Step 5: Solve for x
    x = 106,708,050.07/11,664.71
  6. Step 6: Final answer
    x = 9,147.94

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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.