Home / 8,306.24-12,455.36-3,037.60

Finding the Fourth Proportional to 8,306.24, 12,455.36 and 3,037.60

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Solution

The fourth proportional to 8,306.24, 12,455.36 and 3,037.60 is: 4,554.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,306.24 : 12,455.36 = 3,037.60 : x
  2. Step 2: Convert to fraction form
    8,306.24/12,455.36 = 3,037.60/x
  3. Step 3: Cross multiply
    8,306.24x = 12,455.36 × 3,037.60
  4. Step 4: Simplify right side
    8,306.24x = 37,834,401.54
  5. Step 5: Solve for x
    x = 37,834,401.54/8,306.24
  6. Step 6: Final answer
    x = 4,554.94

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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.