Home / 3,606.18-5,407.35-1,850.47

Finding the Fourth Proportional to 3,606.18, 5,407.35 and 1,850.47

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Solution

The fourth proportional to 3,606.18, 5,407.35 and 1,850.47 is: 2,774.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,606.18 : 5,407.35 = 1,850.47 : x
  2. Step 2: Convert to fraction form
    3,606.18/5,407.35 = 1,850.47/x
  3. Step 3: Cross multiply
    3,606.18x = 5,407.35 × 1,850.47
  4. Step 4: Simplify right side
    3,606.18x = 10,006,138.95
  5. Step 5: Solve for x
    x = 10,006,138.95/3,606.18
  6. Step 6: Final answer
    x = 2,774.72

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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.