Home / 2,276.05-3,418.49-2,186.29

Finding the Fourth Proportional to 2,276.05, 3,418.49 and 2,186.29

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Solution

The fourth proportional to 2,276.05, 3,418.49 and 2,186.29 is: 3,283.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,276.05 : 3,418.49 = 2,186.29 : x
  2. Step 2: Convert to fraction form
    2,276.05/3,418.49 = 2,186.29/x
  3. Step 3: Cross multiply
    2,276.05x = 3,418.49 × 2,186.29
  4. Step 4: Simplify right side
    2,276.05x = 7,473,810.50
  5. Step 5: Solve for x
    x = 7,473,810.50/2,276.05
  6. Step 6: Final answer
    x = 3,283.68

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1.5x scale

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.