Home / 3,157.05-4,731.39-2,423.04

Finding the Fourth Proportional to 3,157.05, 4,731.39 and 2,423.04

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Solution

The fourth proportional to 3,157.05, 4,731.39 and 2,423.04 is: 3,631.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157.05 : 4,731.39 = 2,423.04 : x
  2. Step 2: Convert to fraction form
    3,157.05/4,731.39 = 2,423.04/x
  3. Step 3: Cross multiply
    3,157.05x = 4,731.39 × 2,423.04
  4. Step 4: Simplify right side
    3,157.05x = 11,464,347.23
  5. Step 5: Solve for x
    x = 11,464,347.23/3,157.05
  6. Step 6: Final answer
    x = 3,631.35

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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.