Home / 4,113.12-5,676.44-2,541.72

Finding the Fourth Proportional to 4,113.12, 5,676.44 and 2,541.72

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Solution

The fourth proportional to 4,113.12, 5,676.44 and 2,541.72 is: 3,507.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,113.12 : 5,676.44 = 2,541.72 : x
  2. Step 2: Convert to fraction form
    4,113.12/5,676.44 = 2,541.72/x
  3. Step 3: Cross multiply
    4,113.12x = 5,676.44 × 2,541.72
  4. Step 4: Simplify right side
    4,113.12x = 14,427,908.37
  5. Step 5: Solve for x
    x = 14,427,908.37/4,113.12
  6. Step 6: Final answer
    x = 3,507.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.