Home / 3,148.82-4,729.39-2,564.26

Finding the Fourth Proportional to 3,148.82, 4,729.39 and 2,564.26

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Solution

The fourth proportional to 3,148.82, 4,729.39 and 2,564.26 is: 3,851.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148.82 : 4,729.39 = 2,564.26 : x
  2. Step 2: Convert to fraction form
    3,148.82/4,729.39 = 2,564.26/x
  3. Step 3: Cross multiply
    3,148.82x = 4,729.39 × 2,564.26
  4. Step 4: Simplify right side
    3,148.82x = 12,127,367.37
  5. Step 5: Solve for x
    x = 12,127,367.37/3,148.82
  6. Step 6: Final answer
    x = 3,851.40

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1.5x scale

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.