Home / 6,408.87-9,606.75-4,070.58

Finding the Fourth Proportional to 6,408.87, 9,606.75 and 4,070.58

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Solution

The fourth proportional to 6,408.87, 9,606.75 and 4,070.58 is: 6,101.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,408.87 : 9,606.75 = 4,070.58 : x
  2. Step 2: Convert to fraction form
    6,408.87/9,606.75 = 4,070.58/x
  3. Step 3: Cross multiply
    6,408.87x = 9,606.75 × 4,070.58
  4. Step 4: Simplify right side
    6,408.87x = 39,105,044.42
  5. Step 5: Solve for x
    x = 39,105,044.42/6,408.87
  6. Step 6: Final answer
    x = 6,101.71

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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.