Home / 2,351.32-3,530.22-1,197.88

Finding the Fourth Proportional to 2,351.32, 3,530.22 and 1,197.88

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Solution

The fourth proportional to 2,351.32, 3,530.22 and 1,197.88 is: 1,798.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,351.32 : 3,530.22 = 1,197.88 : x
  2. Step 2: Convert to fraction form
    2,351.32/3,530.22 = 1,197.88/x
  3. Step 3: Cross multiply
    2,351.32x = 3,530.22 × 1,197.88
  4. Step 4: Simplify right side
    2,351.32x = 4,228,779.93
  5. Step 5: Solve for x
    x = 4,228,779.93/2,351.32
  6. Step 6: Final answer
    x = 1,798.47

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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.