Home / 8,366.40-11,546.72-4,829.56

Finding the Fourth Proportional to 8,366.40, 11,546.72 and 4,829.56

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Solution

The fourth proportional to 8,366.40, 11,546.72 and 4,829.56 is: 6,665.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,366.40 : 11,546.72 = 4,829.56 : x
  2. Step 2: Convert to fraction form
    8,366.40/11,546.72 = 4,829.56/x
  3. Step 3: Cross multiply
    8,366.40x = 11,546.72 × 4,829.56
  4. Step 4: Simplify right side
    8,366.40x = 55,765,577.04
  5. Step 5: Solve for x
    x = 55,765,577.04/8,366.40
  6. Step 6: Final answer
    x = 6,665.42

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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.