Home / 3,148.50-4,729.71-2,054.58

Finding the Fourth Proportional to 3,148.50, 4,729.71 and 2,054.58

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Solution

The fourth proportional to 3,148.50, 4,729.71 and 2,054.58 is: 3,086.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148.50 : 4,729.71 = 2,054.58 : x
  2. Step 2: Convert to fraction form
    3,148.50/4,729.71 = 2,054.58/x
  3. Step 3: Cross multiply
    3,148.50x = 4,729.71 × 2,054.58
  4. Step 4: Simplify right side
    3,148.50x = 9,717,567.57
  5. Step 5: Solve for x
    x = 9,717,567.57/3,148.50
  6. Step 6: Final answer
    x = 3,086.41

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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.