Home / 2,549.39-3,828.63-2,088.05

Finding the Fourth Proportional to 2,549.39, 3,828.63 and 2,088.05

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Solution

The fourth proportional to 2,549.39, 3,828.63 and 2,088.05 is: 3,135.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,549.39 : 3,828.63 = 2,088.05 : x
  2. Step 2: Convert to fraction form
    2,549.39/3,828.63 = 2,088.05/x
  3. Step 3: Cross multiply
    2,549.39x = 3,828.63 × 2,088.05
  4. Step 4: Simplify right side
    2,549.39x = 7,994,370.87
  5. Step 5: Solve for x
    x = 7,994,370.87/2,549.39
  6. Step 6: Final answer
    x = 3,135.80

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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.