Home / 5,137.64-7,701.75-1,849.94

Finding the Fourth Proportional to 5,137.64, 7,701.75 and 1,849.94

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Solution

The fourth proportional to 5,137.64, 7,701.75 and 1,849.94 is: 2,773.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,137.64 : 7,701.75 = 1,849.94 : x
  2. Step 2: Convert to fraction form
    5,137.64/7,701.75 = 1,849.94/x
  3. Step 3: Cross multiply
    5,137.64x = 7,701.75 × 1,849.94
  4. Step 4: Simplify right side
    5,137.64x = 14,247,765.77
  5. Step 5: Solve for x
    x = 14,247,765.77/5,137.64
  6. Step 6: Final answer
    x = 2,773.21

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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.