Home / 3,686.60-5,535.48-2,993.96

Finding the Fourth Proportional to 3,686.60, 5,535.48 and 2,993.96

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Solution

The fourth proportional to 3,686.60, 5,535.48 and 2,993.96 is: 4,495.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,686.60 : 5,535.48 = 2,993.96 : x
  2. Step 2: Convert to fraction form
    3,686.60/5,535.48 = 2,993.96/x
  3. Step 3: Cross multiply
    3,686.60x = 5,535.48 × 2,993.96
  4. Step 4: Simplify right side
    3,686.60x = 16,573,005.70
  5. Step 5: Solve for x
    x = 16,573,005.70/3,686.60
  6. Step 6: Final answer
    x = 4,495.47

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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.