Home / 4,451.64-6,676.72-2,803.20

Finding the Fourth Proportional to 4,451.64, 6,676.72 and 2,803.20

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Solution

The fourth proportional to 4,451.64, 6,676.72 and 2,803.20 is: 4,204.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,451.64 : 6,676.72 = 2,803.20 : x
  2. Step 2: Convert to fraction form
    4,451.64/6,676.72 = 2,803.20/x
  3. Step 3: Cross multiply
    4,451.64x = 6,676.72 × 2,803.20
  4. Step 4: Simplify right side
    4,451.64x = 18,716,181.50
  5. Step 5: Solve for x
    x = 18,716,181.50/4,451.64
  6. Step 6: Final answer
    x = 4,204.33

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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.