Home / 11,037.39-15,216.68-7,494.45

Finding the Fourth Proportional to 11,037.39, 15,216.68 and 7,494.45

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Solution

The fourth proportional to 11,037.39, 15,216.68 and 7,494.45 is: 10,332.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,037.39 : 15,216.68 = 7,494.45 : x
  2. Step 2: Convert to fraction form
    11,037.39/15,216.68 = 7,494.45/x
  3. Step 3: Cross multiply
    11,037.39x = 15,216.68 × 7,494.45
  4. Step 4: Simplify right side
    11,037.39x = 114,040,609.95
  5. Step 5: Solve for x
    x = 114,040,609.95/11,037.39
  6. Step 6: Final answer
    x = 10,332.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.