Home / 8,951.16-13,428.18-3,758.52

Finding the Fourth Proportional to 8,951.16, 13,428.18 and 3,758.52

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Solution

The fourth proportional to 8,951.16, 13,428.18 and 3,758.52 is: 5,638.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,951.16 : 13,428.18 = 3,758.52 : x
  2. Step 2: Convert to fraction form
    8,951.16/13,428.18 = 3,758.52/x
  3. Step 3: Cross multiply
    8,951.16x = 13,428.18 × 3,758.52
  4. Step 4: Simplify right side
    8,951.16x = 50,470,083.09
  5. Step 5: Solve for x
    x = 50,470,083.09/8,951.16
  6. Step 6: Final answer
    x = 5,638.38

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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.