Home / 8,042.58-12,062.66-3,111.62

Finding the Fourth Proportional to 8,042.58, 12,062.66 and 3,111.62

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Solution

The fourth proportional to 8,042.58, 12,062.66 and 3,111.62 is: 4,666.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,042.58 : 12,062.66 = 3,111.62 : x
  2. Step 2: Convert to fraction form
    8,042.58/12,062.66 = 3,111.62/x
  3. Step 3: Cross multiply
    8,042.58x = 12,062.66 × 3,111.62
  4. Step 4: Simplify right side
    8,042.58x = 37,534,338.24
  5. Step 5: Solve for x
    x = 37,534,338.24/8,042.58
  6. Step 6: Final answer
    x = 4,666.95

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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.