Home / 4,140.18-6,205.41-2,680.16

Finding the Fourth Proportional to 4,140.18, 6,205.41 and 2,680.16

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Solution

The fourth proportional to 4,140.18, 6,205.41 and 2,680.16 is: 4,017.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140.18 : 6,205.41 = 2,680.16 : x
  2. Step 2: Convert to fraction form
    4,140.18/6,205.41 = 2,680.16/x
  3. Step 3: Cross multiply
    4,140.18x = 6,205.41 × 2,680.16
  4. Step 4: Simplify right side
    4,140.18x = 16,631,460.64
  5. Step 5: Solve for x
    x = 16,631,460.64/4,140.18
  6. Step 6: Final answer
    x = 4,017.09

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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.