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Finding the Fourth Proportional to 7,000.93, 9,660.47 and 4,168.46

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Solution

The fourth proportional to 7,000.93, 9,660.47 and 4,168.46 is: 5,751.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,000.93 : 9,660.47 = 4,168.46 : x
  2. Step 2: Convert to fraction form
    7,000.93/9,660.47 = 4,168.46/x
  3. Step 3: Cross multiply
    7,000.93x = 9,660.47 × 4,168.46
  4. Step 4: Simplify right side
    7,000.93x = 40,269,286.09
  5. Step 5: Solve for x
    x = 40,269,286.09/7,000.93
  6. Step 6: Final answer
    x = 5,751.99

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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.