Home / 4,395.80-6,579.30-3,416.60

Finding the Fourth Proportional to 4,395.80, 6,579.30 and 3,416.60

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Solution

The fourth proportional to 4,395.80, 6,579.30 and 3,416.60 is: 5,113.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,395.80 : 6,579.30 = 3,416.60 : x
  2. Step 2: Convert to fraction form
    4,395.80/6,579.30 = 3,416.60/x
  3. Step 3: Cross multiply
    4,395.80x = 6,579.30 × 3,416.60
  4. Step 4: Simplify right side
    4,395.80x = 22,478,836.38
  5. Step 5: Solve for x
    x = 22,478,836.38/4,395.80
  6. Step 6: Final answer
    x = 5,113.71

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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.