Home / 8,395.64-11,585.94-4,619

Finding the Fourth Proportional to 8,395.64, 11,585.94 and 4,619

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Solution

The fourth proportional to 8,395.64, 11,585.94 and 4,619 is: 6,374.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,395.64 : 11,585.94 = 4,619 : x
  2. Step 2: Convert to fraction form
    8,395.64/11,585.94 = 4,619/x
  3. Step 3: Cross multiply
    8,395.64x = 11,585.94 × 4,619
  4. Step 4: Simplify right side
    8,395.64x = 53,515,456.86
  5. Step 5: Solve for x
    x = 53,515,456.86/8,395.64
  6. Step 6: Final answer
    x = 6,374.20

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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.