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Finding the Fourth Proportional to 6,957.83, 9,601.83 and 4,126.61

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Solution

The fourth proportional to 6,957.83, 9,601.83 and 4,126.61 is: 5,694.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,957.83 : 9,601.83 = 4,126.61 : x
  2. Step 2: Convert to fraction form
    6,957.83/9,601.83 = 4,126.61/x
  3. Step 3: Cross multiply
    6,957.83x = 9,601.83 × 4,126.61
  4. Step 4: Simplify right side
    6,957.83x = 39,623,031.70
  5. Step 5: Solve for x
    x = 39,623,031.70/6,957.83
  6. Step 6: Final answer
    x = 5,694.74

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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.