Home / 3,690.12-5,537.51-1,610.18

Finding the Fourth Proportional to 3,690.12, 5,537.51 and 1,610.18

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Solution

The fourth proportional to 3,690.12, 5,537.51 and 1,610.18 is: 2,416.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,690.12 : 5,537.51 = 1,610.18 : x
  2. Step 2: Convert to fraction form
    3,690.12/5,537.51 = 1,610.18/x
  3. Step 3: Cross multiply
    3,690.12x = 5,537.51 × 1,610.18
  4. Step 4: Simplify right side
    3,690.12x = 8,916,352.11
  5. Step 5: Solve for x
    x = 8,916,352.11/3,690.12
  6. Step 6: Final answer
    x = 2,416.28

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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.