Home / 11,675.34-16,111.76-6,370.02

Finding the Fourth Proportional to 11,675.34, 16,111.76 and 6,370.02

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Solution

The fourth proportional to 11,675.34, 16,111.76 and 6,370.02 is: 8,790.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,675.34 : 16,111.76 = 6,370.02 : x
  2. Step 2: Convert to fraction form
    11,675.34/16,111.76 = 6,370.02/x
  3. Step 3: Cross multiply
    11,675.34x = 16,111.76 × 6,370.02
  4. Step 4: Simplify right side
    11,675.34x = 102,632,201.59
  5. Step 5: Solve for x
    x = 102,632,201.59/11,675.34
  6. Step 6: Final answer
    x = 8,790.51

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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.