Home / 3,293.25-4,520.48-2,911.87

Finding the Fourth Proportional to 3,293.25, 4,520.48 and 2,911.87

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Solution

The fourth proportional to 3,293.25, 4,520.48 and 2,911.87 is: 3,996.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,293.25 : 4,520.48 = 2,911.87 : x
  2. Step 2: Convert to fraction form
    3,293.25/4,520.48 = 2,911.87/x
  3. Step 3: Cross multiply
    3,293.25x = 4,520.48 × 2,911.87
  4. Step 4: Simplify right side
    3,293.25x = 13,163,050.10
  5. Step 5: Solve for x
    x = 13,163,050.10/3,293.25
  6. Step 6: Final answer
    x = 3,996.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.