Home / 4,390.94-6,057.96-2,621.90

Finding the Fourth Proportional to 4,390.94, 6,057.96 and 2,621.90

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Solution

The fourth proportional to 4,390.94, 6,057.96 and 2,621.90 is: 3,617.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,390.94 : 6,057.96 = 2,621.90 : x
  2. Step 2: Convert to fraction form
    4,390.94/6,057.96 = 2,621.90/x
  3. Step 3: Cross multiply
    4,390.94x = 6,057.96 × 2,621.90
  4. Step 4: Simplify right side
    4,390.94x = 15,883,365.32
  5. Step 5: Solve for x
    x = 15,883,365.32/4,390.94
  6. Step 6: Final answer
    x = 3,617.30

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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.