Home / 11,037.52-16,530.76-6,645.30

Finding the Fourth Proportional to 11,037.52, 16,530.76 and 6,645.30

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Solution

The fourth proportional to 11,037.52, 16,530.76 and 6,645.30 is: 9,952.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,037.52 : 16,530.76 = 6,645.30 : x
  2. Step 2: Convert to fraction form
    11,037.52/16,530.76 = 6,645.30/x
  3. Step 3: Cross multiply
    11,037.52x = 16,530.76 × 6,645.30
  4. Step 4: Simplify right side
    11,037.52x = 109,851,859.43
  5. Step 5: Solve for x
    x = 109,851,859.43/11,037.52
  6. Step 6: Final answer
    x = 9,952.59

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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.