Home / 10,847.20-16,259.60-5,906.40

Finding the Fourth Proportional to 10,847.20, 16,259.60 and 5,906.40

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Solution

The fourth proportional to 10,847.20, 16,259.60 and 5,906.40 is: 8,853.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,847.20 : 16,259.60 = 5,906.40 : x
  2. Step 2: Convert to fraction form
    10,847.20/16,259.60 = 5,906.40/x
  3. Step 3: Cross multiply
    10,847.20x = 16,259.60 × 5,906.40
  4. Step 4: Simplify right side
    10,847.20x = 96,035,701.44
  5. Step 5: Solve for x
    x = 96,035,701.44/10,847.20
  6. Step 6: Final answer
    x = 8,853.50

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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.