Home / 6,042.94-8,339.22-3,390.34

Finding the Fourth Proportional to 6,042.94, 8,339.22 and 3,390.34

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Solution

The fourth proportional to 6,042.94, 8,339.22 and 3,390.34 is: 4,678.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,042.94 : 8,339.22 = 3,390.34 : x
  2. Step 2: Convert to fraction form
    6,042.94/8,339.22 = 3,390.34/x
  3. Step 3: Cross multiply
    6,042.94x = 8,339.22 × 3,390.34
  4. Step 4: Simplify right side
    6,042.94x = 28,272,791.13
  5. Step 5: Solve for x
    x = 28,272,791.13/6,042.94
  6. Step 6: Final answer
    x = 4,678.65

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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.