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Finding the Fourth Proportional to 4,706.73, 7,060.11 and 2,106.63

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Solution

The fourth proportional to 4,706.73, 7,060.11 and 2,106.63 is: 3,159.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,706.73 : 7,060.11 = 2,106.63 : x
  2. Step 2: Convert to fraction form
    4,706.73/7,060.11 = 2,106.63/x
  3. Step 3: Cross multiply
    4,706.73x = 7,060.11 × 2,106.63
  4. Step 4: Simplify right side
    4,706.73x = 14,873,039.53
  5. Step 5: Solve for x
    x = 14,873,039.53/4,706.73
  6. Step 6: Final answer
    x = 3,159.95

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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.