Home / 2,850.16-4,271.45-1,616.80

Finding the Fourth Proportional to 2,850.16, 4,271.45 and 1,616.80

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Solution

The fourth proportional to 2,850.16, 4,271.45 and 1,616.80 is: 2,423.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,850.16 : 4,271.45 = 1,616.80 : x
  2. Step 2: Convert to fraction form
    2,850.16/4,271.45 = 1,616.80/x
  3. Step 3: Cross multiply
    2,850.16x = 4,271.45 × 1,616.80
  4. Step 4: Simplify right side
    2,850.16x = 6,906,080.36
  5. Step 5: Solve for x
    x = 6,906,080.36/2,850.16
  6. Step 6: Final answer
    x = 2,423.05

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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.