Home / 6,042.20-8,337.66-3,389

Finding the Fourth Proportional to 6,042.20, 8,337.66 and 3,389

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Solution

The fourth proportional to 6,042.20, 8,337.66 and 3,389 is: 4,676.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,042.20 : 8,337.66 = 3,389 : x
  2. Step 2: Convert to fraction form
    6,042.20/8,337.66 = 3,389/x
  3. Step 3: Cross multiply
    6,042.20x = 8,337.66 × 3,389
  4. Step 4: Simplify right side
    6,042.20x = 28,256,329.74
  5. Step 5: Solve for x
    x = 28,256,329.74/6,042.20
  6. Step 6: Final answer
    x = 4,676.50

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Double scale
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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.