Home / 5,380.90-8,066.92-2,263.32

Finding the Fourth Proportional to 5,380.90, 8,066.92 and 2,263.32

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Solution

The fourth proportional to 5,380.90, 8,066.92 and 2,263.32 is: 3,393.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,380.90 : 8,066.92 = 2,263.32 : x
  2. Step 2: Convert to fraction form
    5,380.90/8,066.92 = 2,263.32/x
  3. Step 3: Cross multiply
    5,380.90x = 8,066.92 × 2,263.32
  4. Step 4: Simplify right side
    5,380.90x = 18,258,021.37
  5. Step 5: Solve for x
    x = 18,258,021.37/5,380.90
  6. Step 6: Final answer
    x = 3,393.12

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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.