Home / 3,240.96-4,858.88-2,890.24

Finding the Fourth Proportional to 3,240.96, 4,858.88 and 2,890.24

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Solution

The fourth proportional to 3,240.96, 4,858.88 and 2,890.24 is: 4,333.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240.96 : 4,858.88 = 2,890.24 : x
  2. Step 2: Convert to fraction form
    3,240.96/4,858.88 = 2,890.24/x
  3. Step 3: Cross multiply
    3,240.96x = 4,858.88 × 2,890.24
  4. Step 4: Simplify right side
    3,240.96x = 14,043,329.33
  5. Step 5: Solve for x
    x = 14,043,329.33/3,240.96
  6. Step 6: Final answer
    x = 4,333.08

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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.