Home / 12,083.41-18,126.02-4,684.69

Finding the Fourth Proportional to 12,083.41, 18,126.02 and 4,684.69

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Solution

The fourth proportional to 12,083.41, 18,126.02 and 4,684.69 is: 7,027.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,083.41 : 18,126.02 = 4,684.69 : x
  2. Step 2: Convert to fraction form
    12,083.41/18,126.02 = 4,684.69/x
  3. Step 3: Cross multiply
    12,083.41x = 18,126.02 × 4,684.69
  4. Step 4: Simplify right side
    12,083.41x = 84,914,784.63
  5. Step 5: Solve for x
    x = 84,914,784.63/12,083.41
  6. Step 6: Final answer
    x = 7,027.39

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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.