Home / 3,382.50-5,075.27-2,149.59

Finding the Fourth Proportional to 3,382.50, 5,075.27 and 2,149.59

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Solution

The fourth proportional to 3,382.50, 5,075.27 and 2,149.59 is: 3,225.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,382.50 : 5,075.27 = 2,149.59 : x
  2. Step 2: Convert to fraction form
    3,382.50/5,075.27 = 2,149.59/x
  3. Step 3: Cross multiply
    3,382.50x = 5,075.27 × 2,149.59
  4. Step 4: Simplify right side
    3,382.50x = 10,909,749.64
  5. Step 5: Solve for x
    x = 10,909,749.64/3,382.50
  6. Step 6: Final answer
    x = 3,225.35

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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.