Home / 5,997.60-9,000.96-2,105.28

Finding the Fourth Proportional to 5,997.60, 9,000.96 and 2,105.28

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Solution

The fourth proportional to 5,997.60, 9,000.96 and 2,105.28 is: 3,159.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,997.60 : 9,000.96 = 2,105.28 : x
  2. Step 2: Convert to fraction form
    5,997.60/9,000.96 = 2,105.28/x
  3. Step 3: Cross multiply
    5,997.60x = 9,000.96 × 2,105.28
  4. Step 4: Simplify right side
    5,997.60x = 18,949,541.07
  5. Step 5: Solve for x
    x = 18,949,541.07/5,997.60
  6. Step 6: Final answer
    x = 3,159.52

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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.