Home / 5,256.29-7,886.03-2,137.52

Finding the Fourth Proportional to 5,256.29, 7,886.03 and 2,137.52

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Solution

The fourth proportional to 5,256.29, 7,886.03 and 2,137.52 is: 3,206.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256.29 : 7,886.03 = 2,137.52 : x
  2. Step 2: Convert to fraction form
    5,256.29/7,886.03 = 2,137.52/x
  3. Step 3: Cross multiply
    5,256.29x = 7,886.03 × 2,137.52
  4. Step 4: Simplify right side
    5,256.29x = 16,856,555.87
  5. Step 5: Solve for x
    x = 16,856,555.87/5,256.29
  6. Step 6: Final answer
    x = 3,206.93

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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.