Home / 3,031.22-4,548.18-1,365.68

Finding the Fourth Proportional to 3,031.22, 4,548.18 and 1,365.68

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Solution

The fourth proportional to 3,031.22, 4,548.18 and 1,365.68 is: 2,049.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,031.22 : 4,548.18 = 1,365.68 : x
  2. Step 2: Convert to fraction form
    3,031.22/4,548.18 = 1,365.68/x
  3. Step 3: Cross multiply
    3,031.22x = 4,548.18 × 1,365.68
  4. Step 4: Simplify right side
    3,031.22x = 6,211,358.46
  5. Step 5: Solve for x
    x = 6,211,358.46/3,031.22
  6. Step 6: Final answer
    x = 2,049.13

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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.