Home / 3,868.48-5,339.64-2,356.60

Finding the Fourth Proportional to 3,868.48, 5,339.64 and 2,356.60

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Solution

The fourth proportional to 3,868.48, 5,339.64 and 2,356.60 is: 3,252.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868.48 : 5,339.64 = 2,356.60 : x
  2. Step 2: Convert to fraction form
    3,868.48/5,339.64 = 2,356.60/x
  3. Step 3: Cross multiply
    3,868.48x = 5,339.64 × 2,356.60
  4. Step 4: Simplify right side
    3,868.48x = 12,583,395.62
  5. Step 5: Solve for x
    x = 12,583,395.62/3,868.48
  6. Step 6: Final answer
    x = 3,252.80

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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.