Home / 10,796.40-16,194.60-5,612.40

Finding the Fourth Proportional to 10,796.40, 16,194.60 and 5,612.40

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Solution

The fourth proportional to 10,796.40, 16,194.60 and 5,612.40 is: 8,418.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,796.40 : 16,194.60 = 5,612.40 : x
  2. Step 2: Convert to fraction form
    10,796.40/16,194.60 = 5,612.40/x
  3. Step 3: Cross multiply
    10,796.40x = 16,194.60 × 5,612.40
  4. Step 4: Simplify right side
    10,796.40x = 90,890,573.04
  5. Step 5: Solve for x
    x = 90,890,573.04/10,796.40
  6. Step 6: Final answer
    x = 8,418.60

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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.