Home / 8,070.08-12,099.94-3,134.46

Finding the Fourth Proportional to 8,070.08, 12,099.94 and 3,134.46

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Solution

The fourth proportional to 8,070.08, 12,099.94 and 3,134.46 is: 4,699.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,070.08 : 12,099.94 = 3,134.46 : x
  2. Step 2: Convert to fraction form
    8,070.08/12,099.94 = 3,134.46/x
  3. Step 3: Cross multiply
    8,070.08x = 12,099.94 × 3,134.46
  4. Step 4: Simplify right side
    8,070.08x = 37,926,777.93
  5. Step 5: Solve for x
    x = 37,926,777.93/8,070.08
  6. Step 6: Final answer
    x = 4,699.68

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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.