Home / 4,391.16-6,579.80-1,614

Finding the Fourth Proportional to 4,391.16, 6,579.80 and 1,614

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Solution

The fourth proportional to 4,391.16, 6,579.80 and 1,614 is: 2,418.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,391.16 : 6,579.80 = 1,614 : x
  2. Step 2: Convert to fraction form
    4,391.16/6,579.80 = 1,614/x
  3. Step 3: Cross multiply
    4,391.16x = 6,579.80 × 1,614
  4. Step 4: Simplify right side
    4,391.16x = 10,619,797.20
  5. Step 5: Solve for x
    x = 10,619,797.20/4,391.16
  6. Step 6: Final answer
    x = 2,418.45

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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.