Home / 3,432-4,736.16-2,501.28

Finding the Fourth Proportional to 3,432, 4,736.16 and 2,501.28

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Solution

The fourth proportional to 3,432, 4,736.16 and 2,501.28 is: 3,451.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432 : 4,736.16 = 2,501.28 : x
  2. Step 2: Convert to fraction form
    3,432/4,736.16 = 2,501.28/x
  3. Step 3: Cross multiply
    3,432x = 4,736.16 × 2,501.28
  4. Step 4: Simplify right side
    3,432x = 11,846,462.28
  5. Step 5: Solve for x
    x = 11,846,462.28/3,432
  6. Step 6: Final answer
    x = 3,451.77

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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.