Home / 6,019.40-9,031.80-2,730.80

Finding the Fourth Proportional to 6,019.40, 9,031.80 and 2,730.80

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Solution

The fourth proportional to 6,019.40, 9,031.80 and 2,730.80 is: 4,097.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,019.40 : 9,031.80 = 2,730.80 : x
  2. Step 2: Convert to fraction form
    6,019.40/9,031.80 = 2,730.80/x
  3. Step 3: Cross multiply
    6,019.40x = 9,031.80 × 2,730.80
  4. Step 4: Simplify right side
    6,019.40x = 24,664,039.44
  5. Step 5: Solve for x
    x = 24,664,039.44/6,019.40
  6. Step 6: Final answer
    x = 4,097.42

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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.