Home / 11,946.33-16,485.80-6,641.03

Finding the Fourth Proportional to 11,946.33, 16,485.80 and 6,641.03

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Solution

The fourth proportional to 11,946.33, 16,485.80 and 6,641.03 is: 9,164.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,946.33 : 16,485.80 = 6,641.03 : x
  2. Step 2: Convert to fraction form
    11,946.33/16,485.80 = 6,641.03/x
  3. Step 3: Cross multiply
    11,946.33x = 16,485.80 × 6,641.03
  4. Step 4: Simplify right side
    11,946.33x = 109,482,576.74
  5. Step 5: Solve for x
    x = 109,482,576.74/11,946.33
  6. Step 6: Final answer
    x = 9,164.54

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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.