Home / 5,887.64-8,833.40-2,190.20

Finding the Fourth Proportional to 5,887.64, 8,833.40 and 2,190.20

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Solution

The fourth proportional to 5,887.64, 8,833.40 and 2,190.20 is: 3,286.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,887.64 : 8,833.40 = 2,190.20 : x
  2. Step 2: Convert to fraction form
    5,887.64/8,833.40 = 2,190.20/x
  3. Step 3: Cross multiply
    5,887.64x = 8,833.40 × 2,190.20
  4. Step 4: Simplify right side
    5,887.64x = 19,346,857.56
  5. Step 5: Solve for x
    x = 19,346,857.56/5,887.64
  6. Step 6: Final answer
    x = 3,286.02

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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.