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Finding the Fourth Proportional to 6,901, 10,351.58 and 1,706.92

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Solution

The fourth proportional to 6,901, 10,351.58 and 1,706.92 is: 2,560.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,901 : 10,351.58 = 1,706.92 : x
  2. Step 2: Convert to fraction form
    6,901/10,351.58 = 1,706.92/x
  3. Step 3: Cross multiply
    6,901x = 10,351.58 × 1,706.92
  4. Step 4: Simplify right side
    6,901x = 17,669,318.93
  5. Step 5: Solve for x
    x = 17,669,318.93/6,901
  6. Step 6: Final answer
    x = 2,560.40

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Double scale
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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.