Home / 12,602.73-18,907.34-4,807.29

Finding the Fourth Proportional to 12,602.73, 18,907.34 and 4,807.29

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Solution

The fourth proportional to 12,602.73, 18,907.34 and 4,807.29 is: 7,212.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,602.73 : 18,907.34 = 4,807.29 : x
  2. Step 2: Convert to fraction form
    12,602.73/18,907.34 = 4,807.29/x
  3. Step 3: Cross multiply
    12,602.73x = 18,907.34 × 4,807.29
  4. Step 4: Simplify right side
    12,602.73x = 90,893,042.47
  5. Step 5: Solve for x
    x = 90,893,042.47/12,602.73
  6. Step 6: Final answer
    x = 7,212.17

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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.