Home / 10,180.88-15,271.80-3,255.44

Finding the Fourth Proportional to 10,180.88, 15,271.80 and 3,255.44

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Solution

The fourth proportional to 10,180.88, 15,271.80 and 3,255.44 is: 4,883.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,180.88 : 15,271.80 = 3,255.44 : x
  2. Step 2: Convert to fraction form
    10,180.88/15,271.80 = 3,255.44/x
  3. Step 3: Cross multiply
    10,180.88x = 15,271.80 × 3,255.44
  4. Step 4: Simplify right side
    10,180.88x = 49,716,428.59
  5. Step 5: Solve for x
    x = 49,716,428.59/10,180.88
  6. Step 6: Final answer
    x = 4,883.31

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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.