Home / 11,966.96-17,951.08-4,947.60

Finding the Fourth Proportional to 11,966.96, 17,951.08 and 4,947.60

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Solution

The fourth proportional to 11,966.96, 17,951.08 and 4,947.60 is: 7,421.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,966.96 : 17,951.08 = 4,947.60 : x
  2. Step 2: Convert to fraction form
    11,966.96/17,951.08 = 4,947.60/x
  3. Step 3: Cross multiply
    11,966.96x = 17,951.08 × 4,947.60
  4. Step 4: Simplify right side
    11,966.96x = 88,814,763.41
  5. Step 5: Solve for x
    x = 88,814,763.41/11,966.96
  6. Step 6: Final answer
    x = 7,421.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.