Home / 3,080.79-4,614-2,385.22

Finding the Fourth Proportional to 3,080.79, 4,614 and 2,385.22

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Solution

The fourth proportional to 3,080.79, 4,614 and 2,385.22 is: 3,572.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,080.79 : 4,614 = 2,385.22 : x
  2. Step 2: Convert to fraction form
    3,080.79/4,614 = 2,385.22/x
  3. Step 3: Cross multiply
    3,080.79x = 4,614 × 2,385.22
  4. Step 4: Simplify right side
    3,080.79x = 11,005,382.01
  5. Step 5: Solve for x
    x = 11,005,382.01/3,080.79
  6. Step 6: Final answer
    x = 3,572.27

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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.