Home / 3,061.63-4,589.88-1,419.36

Finding the Fourth Proportional to 3,061.63, 4,589.88 and 1,419.36

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Solution

The fourth proportional to 3,061.63, 4,589.88 and 1,419.36 is: 2,127.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,061.63 : 4,589.88 = 1,419.36 : x
  2. Step 2: Convert to fraction form
    3,061.63/4,589.88 = 1,419.36/x
  3. Step 3: Cross multiply
    3,061.63x = 4,589.88 × 1,419.36
  4. Step 4: Simplify right side
    3,061.63x = 6,514,692.08
  5. Step 5: Solve for x
    x = 6,514,692.08/3,061.63
  6. Step 6: Final answer
    x = 2,127.85

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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.