Home / 8,675.10-11,965.95-6,126.60

Finding the Fourth Proportional to 8,675.10, 11,965.95 and 6,126.60

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Solution

The fourth proportional to 8,675.10, 11,965.95 and 6,126.60 is: 8,450.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,675.10 : 11,965.95 = 6,126.60 : x
  2. Step 2: Convert to fraction form
    8,675.10/11,965.95 = 6,126.60/x
  3. Step 3: Cross multiply
    8,675.10x = 11,965.95 × 6,126.60
  4. Step 4: Simplify right side
    8,675.10x = 73,310,589.27
  5. Step 5: Solve for x
    x = 73,310,589.27/8,675.10
  6. Step 6: Final answer
    x = 8,450.69

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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.