Home / 3,045.72-4,202.53-1,850.46

Finding the Fourth Proportional to 3,045.72, 4,202.53 and 1,850.46

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Solution

The fourth proportional to 3,045.72, 4,202.53 and 1,850.46 is: 2,553.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,045.72 : 4,202.53 = 1,850.46 : x
  2. Step 2: Convert to fraction form
    3,045.72/4,202.53 = 1,850.46/x
  3. Step 3: Cross multiply
    3,045.72x = 4,202.53 × 1,850.46
  4. Step 4: Simplify right side
    3,045.72x = 7,776,613.66
  5. Step 5: Solve for x
    x = 7,776,613.66/3,045.72
  6. Step 6: Final answer
    x = 2,553.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.