Home / 5,167.18-7,755.32-2,829.34

Finding the Fourth Proportional to 5,167.18, 7,755.32 and 2,829.34

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Solution

The fourth proportional to 5,167.18, 7,755.32 and 2,829.34 is: 4,246.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,167.18 : 7,755.32 = 2,829.34 : x
  2. Step 2: Convert to fraction form
    5,167.18/7,755.32 = 2,829.34/x
  3. Step 3: Cross multiply
    5,167.18x = 7,755.32 × 2,829.34
  4. Step 4: Simplify right side
    5,167.18x = 21,942,437.09
  5. Step 5: Solve for x
    x = 21,942,437.09/5,167.18
  6. Step 6: Final answer
    x = 4,246.50

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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.