Home / 5,326.84-7,986.30-2,551.24

Finding the Fourth Proportional to 5,326.84, 7,986.30 and 2,551.24

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Solution

The fourth proportional to 5,326.84, 7,986.30 and 2,551.24 is: 3,824.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,326.84 : 7,986.30 = 2,551.24 : x
  2. Step 2: Convert to fraction form
    5,326.84/7,986.30 = 2,551.24/x
  3. Step 3: Cross multiply
    5,326.84x = 7,986.30 × 2,551.24
  4. Step 4: Simplify right side
    5,326.84x = 20,374,968.01
  5. Step 5: Solve for x
    x = 20,374,968.01/5,326.84
  6. Step 6: Final answer
    x = 3,824.96

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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.