Home / 4,079.84-6,116.29-1,616.39

Finding the Fourth Proportional to 4,079.84, 6,116.29 and 1,616.39

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Solution

The fourth proportional to 4,079.84, 6,116.29 and 1,616.39 is: 2,423.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079.84 : 6,116.29 = 1,616.39 : x
  2. Step 2: Convert to fraction form
    4,079.84/6,116.29 = 1,616.39/x
  3. Step 3: Cross multiply
    4,079.84x = 6,116.29 × 1,616.39
  4. Step 4: Simplify right side
    4,079.84x = 9,886,309.99
  5. Step 5: Solve for x
    x = 9,886,309.99/4,079.84
  6. Step 6: Final answer
    x = 2,423.21

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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.