Home / 8,983.40-12,396.57-5,004.68

Finding the Fourth Proportional to 8,983.40, 12,396.57 and 5,004.68

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Solution

The fourth proportional to 8,983.40, 12,396.57 and 5,004.68 is: 6,906.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,983.40 : 12,396.57 = 5,004.68 : x
  2. Step 2: Convert to fraction form
    8,983.40/12,396.57 = 5,004.68/x
  3. Step 3: Cross multiply
    8,983.40x = 12,396.57 × 5,004.68
  4. Step 4: Simplify right side
    8,983.40x = 62,040,865.95
  5. Step 5: Solve for x
    x = 62,040,865.95/8,983.40
  6. Step 6: Final answer
    x = 6,906.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.