Home / 8,037.51-11,091.78-4,500.78

Finding the Fourth Proportional to 8,037.51, 11,091.78 and 4,500.78

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Solution

The fourth proportional to 8,037.51, 11,091.78 and 4,500.78 is: 6,211.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,037.51 : 11,091.78 = 4,500.78 : x
  2. Step 2: Convert to fraction form
    8,037.51/11,091.78 = 4,500.78/x
  3. Step 3: Cross multiply
    8,037.51x = 11,091.78 × 4,500.78
  4. Step 4: Simplify right side
    8,037.51x = 49,921,661.59
  5. Step 5: Solve for x
    x = 49,921,661.59/8,037.51
  6. Step 6: Final answer
    x = 6,211.09

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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.