Home / 3,536.12-5,302.20-1,587.08

Finding the Fourth Proportional to 3,536.12, 5,302.20 and 1,587.08

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Solution

The fourth proportional to 3,536.12, 5,302.20 and 1,587.08 is: 2,379.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,536.12 : 5,302.20 = 1,587.08 : x
  2. Step 2: Convert to fraction form
    3,536.12/5,302.20 = 1,587.08/x
  3. Step 3: Cross multiply
    3,536.12x = 5,302.20 × 1,587.08
  4. Step 4: Simplify right side
    3,536.12x = 8,415,015.58
  5. Step 5: Solve for x
    x = 8,415,015.58/3,536.12
  6. Step 6: Final answer
    x = 2,379.73

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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.