Home / 11,675.22-16,111.90-6,370.08

Finding the Fourth Proportional to 11,675.22, 16,111.90 and 6,370.08

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Solution

The fourth proportional to 11,675.22, 16,111.90 and 6,370.08 is: 8,790.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,675.22 : 16,111.90 = 6,370.08 : x
  2. Step 2: Convert to fraction form
    11,675.22/16,111.90 = 6,370.08/x
  3. Step 3: Cross multiply
    11,675.22x = 16,111.90 × 6,370.08
  4. Step 4: Simplify right side
    11,675.22x = 102,634,091.95
  5. Step 5: Solve for x
    x = 102,634,091.95/11,675.22
  6. Step 6: Final answer
    x = 8,790.76

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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.