Home / 3,765.10-5,639.30-2,377.27

Finding the Fourth Proportional to 3,765.10, 5,639.30 and 2,377.27

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Solution

The fourth proportional to 3,765.10, 5,639.30 and 2,377.27 is: 3,560.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,765.10 : 5,639.30 = 2,377.27 : x
  2. Step 2: Convert to fraction form
    3,765.10/5,639.30 = 2,377.27/x
  3. Step 3: Cross multiply
    3,765.10x = 5,639.30 × 2,377.27
  4. Step 4: Simplify right side
    3,765.10x = 13,406,138.71
  5. Step 5: Solve for x
    x = 13,406,138.71/3,765.10
  6. Step 6: Final answer
    x = 3,560.63

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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.