Home / 2,182.82-3,272.65-1,303.22

Finding the Fourth Proportional to 2,182.82, 3,272.65 and 1,303.22

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Solution

The fourth proportional to 2,182.82, 3,272.65 and 1,303.22 is: 1,953.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182.82 : 3,272.65 = 1,303.22 : x
  2. Step 2: Convert to fraction form
    2,182.82/3,272.65 = 1,303.22/x
  3. Step 3: Cross multiply
    2,182.82x = 3,272.65 × 1,303.22
  4. Step 4: Simplify right side
    2,182.82x = 4,264,995.19
  5. Step 5: Solve for x
    x = 4,264,995.19/2,182.82
  6. Step 6: Final answer
    x = 1,953.90

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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.