Home / 11,037.89-15,217.36-7,494.95

Finding the Fourth Proportional to 11,037.89, 15,217.36 and 7,494.95

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Solution

The fourth proportional to 11,037.89, 15,217.36 and 7,494.95 is: 10,332.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,037.89 : 15,217.36 = 7,494.95 : x
  2. Step 2: Convert to fraction form
    11,037.89/15,217.36 = 7,494.95/x
  3. Step 3: Cross multiply
    11,037.89x = 15,217.36 × 7,494.95
  4. Step 4: Simplify right side
    11,037.89x = 114,053,352.33
  5. Step 5: Solve for x
    x = 114,053,352.33/11,037.89
  6. Step 6: Final answer
    x = 10,332.89

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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.