Home / 4,020.66-6,031.80-1,423.26

Finding the Fourth Proportional to 4,020.66, 6,031.80 and 1,423.26

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Solution

The fourth proportional to 4,020.66, 6,031.80 and 1,423.26 is: 2,135.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020.66 : 6,031.80 = 1,423.26 : x
  2. Step 2: Convert to fraction form
    4,020.66/6,031.80 = 1,423.26/x
  3. Step 3: Cross multiply
    4,020.66x = 6,031.80 × 1,423.26
  4. Step 4: Simplify right side
    4,020.66x = 8,584,819.67
  5. Step 5: Solve for x
    x = 8,584,819.67/4,020.66
  6. Step 6: Final answer
    x = 2,135.18

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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.