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Finding the Fourth Proportional to 7,957.44, 10,986.03 and 5,601.96

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Solution

The fourth proportional to 7,957.44, 10,986.03 and 5,601.96 is: 7,734.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,957.44 : 10,986.03 = 5,601.96 : x
  2. Step 2: Convert to fraction form
    7,957.44/10,986.03 = 5,601.96/x
  3. Step 3: Cross multiply
    7,957.44x = 10,986.03 × 5,601.96
  4. Step 4: Simplify right side
    7,957.44x = 61,543,300.62
  5. Step 5: Solve for x
    x = 61,543,300.62/7,957.44
  6. Step 6: Final answer
    x = 7,734.06

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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.