Home / 3,158.10-4,730.49-2,057.58

Finding the Fourth Proportional to 3,158.10, 4,730.49 and 2,057.58

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Solution

The fourth proportional to 3,158.10, 4,730.49 and 2,057.58 is: 3,082.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158.10 : 4,730.49 = 2,057.58 : x
  2. Step 2: Convert to fraction form
    3,158.10/4,730.49 = 2,057.58/x
  3. Step 3: Cross multiply
    3,158.10x = 4,730.49 × 2,057.58
  4. Step 4: Simplify right side
    3,158.10x = 9,733,361.61
  5. Step 5: Solve for x
    x = 9,733,361.61/3,158.10
  6. Step 6: Final answer
    x = 3,082.03

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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.