Home / 10,004.64-13,806.60-6,474

Finding the Fourth Proportional to 10,004.64, 13,806.60 and 6,474

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Solution

The fourth proportional to 10,004.64, 13,806.60 and 6,474 is: 8,934.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,004.64 : 13,806.60 = 6,474 : x
  2. Step 2: Convert to fraction form
    10,004.64/13,806.60 = 6,474/x
  3. Step 3: Cross multiply
    10,004.64x = 13,806.60 × 6,474
  4. Step 4: Simplify right side
    10,004.64x = 89,383,928.40
  5. Step 5: Solve for x
    x = 89,383,928.40/10,004.64
  6. Step 6: Final answer
    x = 8,934.25

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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.