Home / 7,829.37-11,732.94-4,124.07

Finding the Fourth Proportional to 7,829.37, 11,732.94 and 4,124.07

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Solution

The fourth proportional to 7,829.37, 11,732.94 and 4,124.07 is: 6,180.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,829.37 : 11,732.94 = 4,124.07 : x
  2. Step 2: Convert to fraction form
    7,829.37/11,732.94 = 4,124.07/x
  3. Step 3: Cross multiply
    7,829.37x = 11,732.94 × 4,124.07
  4. Step 4: Simplify right side
    7,829.37x = 48,387,465.87
  5. Step 5: Solve for x
    x = 48,387,465.87/7,829.37
  6. Step 6: Final answer
    x = 6,180.25

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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.