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Finding the Fourth Proportional to 4,696.76, 7,045.54 and 1,234

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Solution

The fourth proportional to 4,696.76, 7,045.54 and 1,234 is: 1,851.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,696.76 : 7,045.54 = 1,234 : x
  2. Step 2: Convert to fraction form
    4,696.76/7,045.54 = 1,234/x
  3. Step 3: Cross multiply
    4,696.76x = 7,045.54 × 1,234
  4. Step 4: Simplify right side
    4,696.76x = 8,694,196.36
  5. Step 5: Solve for x
    x = 8,694,196.36/4,696.76
  6. Step 6: Final answer
    x = 1,851.11

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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.