Home / 3,133.65-4,322.47-2,016.04

Finding the Fourth Proportional to 3,133.65, 4,322.47 and 2,016.04

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Solution

The fourth proportional to 3,133.65, 4,322.47 and 2,016.04 is: 2,780.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133.65 : 4,322.47 = 2,016.04 : x
  2. Step 2: Convert to fraction form
    3,133.65/4,322.47 = 2,016.04/x
  3. Step 3: Cross multiply
    3,133.65x = 4,322.47 × 2,016.04
  4. Step 4: Simplify right side
    3,133.65x = 8,714,272.42
  5. Step 5: Solve for x
    x = 8,714,272.42/3,133.65
  6. Step 6: Final answer
    x = 2,780.87

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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.