Home / 10,222.24-15,334.44-4,377.28

Finding the Fourth Proportional to 10,222.24, 15,334.44 and 4,377.28

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Solution

The fourth proportional to 10,222.24, 15,334.44 and 4,377.28 is: 6,566.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,222.24 : 15,334.44 = 4,377.28 : x
  2. Step 2: Convert to fraction form
    10,222.24/15,334.44 = 4,377.28/x
  3. Step 3: Cross multiply
    10,222.24x = 15,334.44 × 4,377.28
  4. Step 4: Simplify right side
    10,222.24x = 67,123,137.52
  5. Step 5: Solve for x
    x = 67,123,137.52/10,222.24
  6. Step 6: Final answer
    x = 6,566.38

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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.