Home / 5,921.07-8,170.50-3,268.31

Finding the Fourth Proportional to 5,921.07, 8,170.50 and 3,268.31

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Solution

The fourth proportional to 5,921.07, 8,170.50 and 3,268.31 is: 4,509.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,921.07 : 8,170.50 = 3,268.31 : x
  2. Step 2: Convert to fraction form
    5,921.07/8,170.50 = 3,268.31/x
  3. Step 3: Cross multiply
    5,921.07x = 8,170.50 × 3,268.31
  4. Step 4: Simplify right side
    5,921.07x = 26,703,686.00
  5. Step 5: Solve for x
    x = 26,703,686.00/5,921.07
  6. Step 6: Final answer
    x = 4,509.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.