Home / 7,422.28-11,123.58-3,037.36

Finding the Fourth Proportional to 7,422.28, 11,123.58 and 3,037.36

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Solution

The fourth proportional to 7,422.28, 11,123.58 and 3,037.36 is: 4,552.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,422.28 : 11,123.58 = 3,037.36 : x
  2. Step 2: Convert to fraction form
    7,422.28/11,123.58 = 3,037.36/x
  3. Step 3: Cross multiply
    7,422.28x = 11,123.58 × 3,037.36
  4. Step 4: Simplify right side
    7,422.28x = 33,786,316.95
  5. Step 5: Solve for x
    x = 33,786,316.95/7,422.28
  6. Step 6: Final answer
    x = 4,552.01

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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.