Home / 6,076.15-8,385.05-3,387.33

Finding the Fourth Proportional to 6,076.15, 8,385.05 and 3,387.33

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Solution

The fourth proportional to 6,076.15, 8,385.05 and 3,387.33 is: 4,674.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,076.15 : 8,385.05 = 3,387.33 : x
  2. Step 2: Convert to fraction form
    6,076.15/8,385.05 = 3,387.33/x
  3. Step 3: Cross multiply
    6,076.15x = 8,385.05 × 3,387.33
  4. Step 4: Simplify right side
    6,076.15x = 28,402,918.92
  5. Step 5: Solve for x
    x = 28,402,918.92/6,076.15
  6. Step 6: Final answer
    x = 4,674.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.