Home / 8,974.16-13,453.68-4,291.52

Finding the Fourth Proportional to 8,974.16, 13,453.68 and 4,291.52

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Solution

The fourth proportional to 8,974.16, 13,453.68 and 4,291.52 is: 6,433.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,974.16 : 13,453.68 = 4,291.52 : x
  2. Step 2: Convert to fraction form
    8,974.16/13,453.68 = 4,291.52/x
  3. Step 3: Cross multiply
    8,974.16x = 13,453.68 × 4,291.52
  4. Step 4: Simplify right side
    8,974.16x = 57,736,736.79
  5. Step 5: Solve for x
    x = 57,736,736.79/8,974.16
  6. Step 6: Final answer
    x = 6,433.66

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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.