Home / 5,170.23-7,134.77-2,932.31

Finding the Fourth Proportional to 5,170.23, 7,134.77 and 2,932.31

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Solution

The fourth proportional to 5,170.23, 7,134.77 and 2,932.31 is: 4,046.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,170.23 : 7,134.77 = 2,932.31 : x
  2. Step 2: Convert to fraction form
    5,170.23/7,134.77 = 2,932.31/x
  3. Step 3: Cross multiply
    5,170.23x = 7,134.77 × 2,932.31
  4. Step 4: Simplify right side
    5,170.23x = 20,921,342.76
  5. Step 5: Solve for x
    x = 20,921,342.76/5,170.23
  6. Step 6: Final answer
    x = 4,046.50

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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.