Home / 11,037.62-16,556.43-7,765.36

Finding the Fourth Proportional to 11,037.62, 16,556.43 and 7,765.36

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Solution

The fourth proportional to 11,037.62, 16,556.43 and 7,765.36 is: 11,648.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,037.62 : 16,556.43 = 7,765.36 : x
  2. Step 2: Convert to fraction form
    11,037.62/16,556.43 = 7,765.36/x
  3. Step 3: Cross multiply
    11,037.62x = 16,556.43 × 7,765.36
  4. Step 4: Simplify right side
    11,037.62x = 128,566,639.26
  5. Step 5: Solve for x
    x = 128,566,639.26/11,037.62
  6. Step 6: Final answer
    x = 11,648.04

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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.