Home / 3,460.31-5,187.49-1,610.45

Finding the Fourth Proportional to 3,460.31, 5,187.49 and 1,610.45

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Solution

The fourth proportional to 3,460.31, 5,187.49 and 1,610.45 is: 2,414.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460.31 : 5,187.49 = 1,610.45 : x
  2. Step 2: Convert to fraction form
    3,460.31/5,187.49 = 1,610.45/x
  3. Step 3: Cross multiply
    3,460.31x = 5,187.49 × 1,610.45
  4. Step 4: Simplify right side
    3,460.31x = 8,354,193.27
  5. Step 5: Solve for x
    x = 8,354,193.27/3,460.31
  6. Step 6: Final answer
    x = 2,414.29

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1.5x scale

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.