Home / 4,020.31-6,031.50-1,554.49

Finding the Fourth Proportional to 4,020.31, 6,031.50 and 1,554.49

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Solution

The fourth proportional to 4,020.31, 6,031.50 and 1,554.49 is: 2,332.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020.31 : 6,031.50 = 1,554.49 : x
  2. Step 2: Convert to fraction form
    4,020.31/6,031.50 = 1,554.49/x
  3. Step 3: Cross multiply
    4,020.31x = 6,031.50 × 1,554.49
  4. Step 4: Simplify right side
    4,020.31x = 9,375,906.44
  5. Step 5: Solve for x
    x = 9,375,906.44/4,020.31
  6. Step 6: Final answer
    x = 2,332.14

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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.