Home / 4,257.51-6,389.01-2,409.96

Finding the Fourth Proportional to 4,257.51, 6,389.01 and 2,409.96

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Solution

The fourth proportional to 4,257.51, 6,389.01 and 2,409.96 is: 3,616.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,257.51 : 6,389.01 = 2,409.96 : x
  2. Step 2: Convert to fraction form
    4,257.51/6,389.01 = 2,409.96/x
  3. Step 3: Cross multiply
    4,257.51x = 6,389.01 × 2,409.96
  4. Step 4: Simplify right side
    4,257.51x = 15,397,258.54
  5. Step 5: Solve for x
    x = 15,397,258.54/4,257.51
  6. Step 6: Final answer
    x = 3,616.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.