Home / 3,740.65-5,610.87-1,659.56

Finding the Fourth Proportional to 3,740.65, 5,610.87 and 1,659.56

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Solution

The fourth proportional to 3,740.65, 5,610.87 and 1,659.56 is: 2,489.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,740.65 : 5,610.87 = 1,659.56 : x
  2. Step 2: Convert to fraction form
    3,740.65/5,610.87 = 1,659.56/x
  3. Step 3: Cross multiply
    3,740.65x = 5,610.87 × 1,659.56
  4. Step 4: Simplify right side
    3,740.65x = 9,311,547.36
  5. Step 5: Solve for x
    x = 9,311,547.36/3,740.65
  6. Step 6: Final answer
    x = 2,489.29

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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.