Home / 5,269.43-7,905.29-1,571.96

Finding the Fourth Proportional to 5,269.43, 7,905.29 and 1,571.96

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Solution

The fourth proportional to 5,269.43, 7,905.29 and 1,571.96 is: 2,358.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,269.43 : 7,905.29 = 1,571.96 : x
  2. Step 2: Convert to fraction form
    5,269.43/7,905.29 = 1,571.96/x
  3. Step 3: Cross multiply
    5,269.43x = 7,905.29 × 1,571.96
  4. Step 4: Simplify right side
    5,269.43x = 12,426,811.57
  5. Step 5: Solve for x
    x = 12,426,811.57/5,269.43
  6. Step 6: Final answer
    x = 2,358.28

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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.