Home / 6,123.40-9,180.99-2,227.30

Finding the Fourth Proportional to 6,123.40, 9,180.99 and 2,227.30

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Solution

The fourth proportional to 6,123.40, 9,180.99 and 2,227.30 is: 3,339.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,123.40 : 9,180.99 = 2,227.30 : x
  2. Step 2: Convert to fraction form
    6,123.40/9,180.99 = 2,227.30/x
  3. Step 3: Cross multiply
    6,123.40x = 9,180.99 × 2,227.30
  4. Step 4: Simplify right side
    6,123.40x = 20,448,819.03
  5. Step 5: Solve for x
    x = 20,448,819.03/6,123.40
  6. Step 6: Final answer
    x = 3,339.46

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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.