Home / 8,942.46-12,339.62-5,798.66

Finding the Fourth Proportional to 8,942.46, 12,339.62 and 5,798.66

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Solution

The fourth proportional to 8,942.46, 12,339.62 and 5,798.66 is: 8,001.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,942.46 : 12,339.62 = 5,798.66 : x
  2. Step 2: Convert to fraction form
    8,942.46/12,339.62 = 5,798.66/x
  3. Step 3: Cross multiply
    8,942.46x = 12,339.62 × 5,798.66
  4. Step 4: Simplify right side
    8,942.46x = 71,553,260.91
  5. Step 5: Solve for x
    x = 71,553,260.91/8,942.46
  6. Step 6: Final answer
    x = 8,001.52

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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.