Home / 3,726.60-5,583.74-2,628.66

Finding the Fourth Proportional to 3,726.60, 5,583.74 and 2,628.66

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Solution

The fourth proportional to 3,726.60, 5,583.74 and 2,628.66 is: 3,938.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,726.60 : 5,583.74 = 2,628.66 : x
  2. Step 2: Convert to fraction form
    3,726.60/5,583.74 = 2,628.66/x
  3. Step 3: Cross multiply
    3,726.60x = 5,583.74 × 2,628.66
  4. Step 4: Simplify right side
    3,726.60x = 14,677,740.85
  5. Step 5: Solve for x
    x = 14,677,740.85/3,726.60
  6. Step 6: Final answer
    x = 3,938.64

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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.