Home / 4,610.64-6,362.88-2,621.28

Finding the Fourth Proportional to 4,610.64, 6,362.88 and 2,621.28

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Solution

The fourth proportional to 4,610.64, 6,362.88 and 2,621.28 is: 3,617.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,610.64 : 6,362.88 = 2,621.28 : x
  2. Step 2: Convert to fraction form
    4,610.64/6,362.88 = 2,621.28/x
  3. Step 3: Cross multiply
    4,610.64x = 6,362.88 × 2,621.28
  4. Step 4: Simplify right side
    4,610.64x = 16,678,890.09
  5. Step 5: Solve for x
    x = 16,678,890.09/4,610.64
  6. Step 6: Final answer
    x = 3,617.48

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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.