Home / 11,747.94-16,211.86-6,370.08

Finding the Fourth Proportional to 11,747.94, 16,211.86 and 6,370.08

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Solution

The fourth proportional to 11,747.94, 16,211.86 and 6,370.08 is: 8,790.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,747.94 : 16,211.86 = 6,370.08 : x
  2. Step 2: Convert to fraction form
    11,747.94/16,211.86 = 6,370.08/x
  3. Step 3: Cross multiply
    11,747.94x = 16,211.86 × 6,370.08
  4. Step 4: Simplify right side
    11,747.94x = 103,270,804.26
  5. Step 5: Solve for x
    x = 103,270,804.26/11,747.94
  6. Step 6: Final answer
    x = 8,790.55

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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.