Home / 3,055.32-4,588.65-2,131.52

Finding the Fourth Proportional to 3,055.32, 4,588.65 and 2,131.52

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Solution

The fourth proportional to 3,055.32, 4,588.65 and 2,131.52 is: 3,201.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,055.32 : 4,588.65 = 2,131.52 : x
  2. Step 2: Convert to fraction form
    3,055.32/4,588.65 = 2,131.52/x
  3. Step 3: Cross multiply
    3,055.32x = 4,588.65 × 2,131.52
  4. Step 4: Simplify right side
    3,055.32x = 9,780,776.30
  5. Step 5: Solve for x
    x = 9,780,776.30/3,055.32
  6. Step 6: Final answer
    x = 3,201.23

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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.