Home / 3,586.61-5,382.39-1,395.35

Finding the Fourth Proportional to 3,586.61, 5,382.39 and 1,395.35

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Solution

The fourth proportional to 3,586.61, 5,382.39 and 1,395.35 is: 2,093.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,586.61 : 5,382.39 = 1,395.35 : x
  2. Step 2: Convert to fraction form
    3,586.61/5,382.39 = 1,395.35/x
  3. Step 3: Cross multiply
    3,586.61x = 5,382.39 × 1,395.35
  4. Step 4: Simplify right side
    3,586.61x = 7,510,290.97
  5. Step 5: Solve for x
    x = 7,510,290.97/3,586.61
  6. Step 6: Final answer
    x = 2,093.98

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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.