Home / 9,786.64-14,675.08-3,546.40

Finding the Fourth Proportional to 9,786.64, 14,675.08 and 3,546.40

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Solution

The fourth proportional to 9,786.64, 14,675.08 and 3,546.40 is: 5,317.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,786.64 : 14,675.08 = 3,546.40 : x
  2. Step 2: Convert to fraction form
    9,786.64/14,675.08 = 3,546.40/x
  3. Step 3: Cross multiply
    9,786.64x = 14,675.08 × 3,546.40
  4. Step 4: Simplify right side
    9,786.64x = 52,043,703.71
  5. Step 5: Solve for x
    x = 52,043,703.71/9,786.64
  6. Step 6: Final answer
    x = 5,317.83

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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.