Home / 8,941.38-12,334.84-6,290.25

Finding the Fourth Proportional to 8,941.38, 12,334.84 and 6,290.25

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Solution

The fourth proportional to 8,941.38, 12,334.84 and 6,290.25 is: 8,677.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,941.38 : 12,334.84 = 6,290.25 : x
  2. Step 2: Convert to fraction form
    8,941.38/12,334.84 = 6,290.25/x
  3. Step 3: Cross multiply
    8,941.38x = 12,334.84 × 6,290.25
  4. Step 4: Simplify right side
    8,941.38x = 77,589,227.31
  5. Step 5: Solve for x
    x = 77,589,227.31/8,941.38
  6. Step 6: Final answer
    x = 8,677.54

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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.