Home / 8,037.40-12,057.90-3,106.60

Finding the Fourth Proportional to 8,037.40, 12,057.90 and 3,106.60

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Solution

The fourth proportional to 8,037.40, 12,057.90 and 3,106.60 is: 4,660.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,037.40 : 12,057.90 = 3,106.60 : x
  2. Step 2: Convert to fraction form
    8,037.40/12,057.90 = 3,106.60/x
  3. Step 3: Cross multiply
    8,037.40x = 12,057.90 × 3,106.60
  4. Step 4: Simplify right side
    8,037.40x = 37,459,072.14
  5. Step 5: Solve for x
    x = 37,459,072.14/8,037.40
  6. Step 6: Final answer
    x = 4,660.60

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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.