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Finding the Fourth Proportional to 4,706.06, 7,059.42 and 1,932.87

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Solution

The fourth proportional to 4,706.06, 7,059.42 and 1,932.87 is: 2,899.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,706.06 : 7,059.42 = 1,932.87 : x
  2. Step 2: Convert to fraction form
    4,706.06/7,059.42 = 1,932.87/x
  3. Step 3: Cross multiply
    4,706.06x = 7,059.42 × 1,932.87
  4. Step 4: Simplify right side
    4,706.06x = 13,644,967.61
  5. Step 5: Solve for x
    x = 13,644,967.61/4,706.06
  6. Step 6: Final answer
    x = 2,899.45

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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.