Home / 3,676.05-5,512.89-1,210.28

Finding the Fourth Proportional to 3,676.05, 5,512.89 and 1,210.28

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Solution

The fourth proportional to 3,676.05, 5,512.89 and 1,210.28 is: 1,815.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676.05 : 5,512.89 = 1,210.28 : x
  2. Step 2: Convert to fraction form
    3,676.05/5,512.89 = 1,210.28/x
  3. Step 3: Cross multiply
    3,676.05x = 5,512.89 × 1,210.28
  4. Step 4: Simplify right side
    3,676.05x = 6,672,154.29
  5. Step 5: Solve for x
    x = 6,672,154.29/3,676.05
  6. Step 6: Final answer
    x = 1,815.03

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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.