Home / 2,489.67-3,730.46-1,610.01

Finding the Fourth Proportional to 2,489.67, 3,730.46 and 1,610.01

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Solution

The fourth proportional to 2,489.67, 3,730.46 and 1,610.01 is: 2,412.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,489.67 : 3,730.46 = 1,610.01 : x
  2. Step 2: Convert to fraction form
    2,489.67/3,730.46 = 1,610.01/x
  3. Step 3: Cross multiply
    2,489.67x = 3,730.46 × 1,610.01
  4. Step 4: Simplify right side
    2,489.67x = 6,006,069.85
  5. Step 5: Solve for x
    x = 6,006,069.85/2,489.67
  6. Step 6: Final answer
    x = 2,412.40

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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.