Home / 3,014.66-4,152.79-2,621

Finding the Fourth Proportional to 3,014.66, 4,152.79 and 2,621

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Solution

The fourth proportional to 3,014.66, 4,152.79 and 2,621 is: 3,610.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,014.66 : 4,152.79 = 2,621 : x
  2. Step 2: Convert to fraction form
    3,014.66/4,152.79 = 2,621/x
  3. Step 3: Cross multiply
    3,014.66x = 4,152.79 × 2,621
  4. Step 4: Simplify right side
    3,014.66x = 10,884,462.59
  5. Step 5: Solve for x
    x = 10,884,462.59/3,014.66
  6. Step 6: Final answer
    x = 3,610.51

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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.