Home / 4,716.92-6,509.52-2,621

Finding the Fourth Proportional to 4,716.92, 6,509.52 and 2,621

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Solution

The fourth proportional to 4,716.92, 6,509.52 and 2,621 is: 3,617.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,716.92 : 6,509.52 = 2,621 : x
  2. Step 2: Convert to fraction form
    4,716.92/6,509.52 = 2,621/x
  3. Step 3: Cross multiply
    4,716.92x = 6,509.52 × 2,621
  4. Step 4: Simplify right side
    4,716.92x = 17,061,451.92
  5. Step 5: Solve for x
    x = 17,061,451.92/4,716.92
  6. Step 6: Final answer
    x = 3,617.07

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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.