Home / 3,730.78-5,595.03-1,231.51

Finding the Fourth Proportional to 3,730.78, 5,595.03 and 1,231.51

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Solution

The fourth proportional to 3,730.78, 5,595.03 and 1,231.51 is: 1,846.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,730.78 : 5,595.03 = 1,231.51 : x
  2. Step 2: Convert to fraction form
    3,730.78/5,595.03 = 1,231.51/x
  3. Step 3: Cross multiply
    3,730.78x = 5,595.03 × 1,231.51
  4. Step 4: Simplify right side
    3,730.78x = 6,890,335.40
  5. Step 5: Solve for x
    x = 6,890,335.40/3,730.78
  6. Step 6: Final answer
    x = 1,846.89

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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.