Home / 6,124.78-9,187.82-2,615.14

Finding the Fourth Proportional to 6,124.78, 9,187.82 and 2,615.14

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Solution

The fourth proportional to 6,124.78, 9,187.82 and 2,615.14 is: 3,922.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,124.78 : 9,187.82 = 2,615.14 : x
  2. Step 2: Convert to fraction form
    6,124.78/9,187.82 = 2,615.14/x
  3. Step 3: Cross multiply
    6,124.78x = 9,187.82 × 2,615.14
  4. Step 4: Simplify right side
    6,124.78x = 24,027,435.59
  5. Step 5: Solve for x
    x = 24,027,435.59/6,124.78
  6. Step 6: Final answer
    x = 3,922.99

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1.5x scale

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.