Home / 11,533.28-17,299.88-3,636.45

Finding the Fourth Proportional to 11,533.28, 17,299.88 and 3,636.45

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Solution

The fourth proportional to 11,533.28, 17,299.88 and 3,636.45 is: 5,454.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,533.28 : 17,299.88 = 3,636.45 : x
  2. Step 2: Convert to fraction form
    11,533.28/17,299.88 = 3,636.45/x
  3. Step 3: Cross multiply
    11,533.28x = 17,299.88 × 3,636.45
  4. Step 4: Simplify right side
    11,533.28x = 62,910,148.63
  5. Step 5: Solve for x
    x = 62,910,148.63/11,533.28
  6. Step 6: Final answer
    x = 5,454.66

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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.