Home / 8,135.92-12,203.88-2,941.84

Finding the Fourth Proportional to 8,135.92, 12,203.88 and 2,941.84

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Solution

The fourth proportional to 8,135.92, 12,203.88 and 2,941.84 is: 4,412.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,135.92 : 12,203.88 = 2,941.84 : x
  2. Step 2: Convert to fraction form
    8,135.92/12,203.88 = 2,941.84/x
  3. Step 3: Cross multiply
    8,135.92x = 12,203.88 × 2,941.84
  4. Step 4: Simplify right side
    8,135.92x = 35,901,862.34
  5. Step 5: Solve for x
    x = 35,901,862.34/8,135.92
  6. Step 6: Final answer
    x = 4,412.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.