Home / 2,548.66-3,824.44-1,378.66

Finding the Fourth Proportional to 2,548.66, 3,824.44 and 1,378.66

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Solution

The fourth proportional to 2,548.66, 3,824.44 and 1,378.66 is: 2,068.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,548.66 : 3,824.44 = 1,378.66 : x
  2. Step 2: Convert to fraction form
    2,548.66/3,824.44 = 1,378.66/x
  3. Step 3: Cross multiply
    2,548.66x = 3,824.44 × 1,378.66
  4. Step 4: Simplify right side
    2,548.66x = 5,272,602.45
  5. Step 5: Solve for x
    x = 5,272,602.45/2,548.66
  6. Step 6: Final answer
    x = 2,068.77

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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.