Home / 5,718.98-8,576.34-1,969.70

Finding the Fourth Proportional to 5,718.98, 8,576.34 and 1,969.70

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Solution

The fourth proportional to 5,718.98, 8,576.34 and 1,969.70 is: 2,953.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,718.98 : 8,576.34 = 1,969.70 : x
  2. Step 2: Convert to fraction form
    5,718.98/8,576.34 = 1,969.70/x
  3. Step 3: Cross multiply
    5,718.98x = 8,576.34 × 1,969.70
  4. Step 4: Simplify right side
    5,718.98x = 16,892,816.90
  5. Step 5: Solve for x
    x = 16,892,816.90/5,718.98
  6. Step 6: Final answer
    x = 2,953.82

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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.