Home / 12,083.08-18,115.02-4,687.24

Finding the Fourth Proportional to 12,083.08, 18,115.02 and 4,687.24

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Solution

The fourth proportional to 12,083.08, 18,115.02 and 4,687.24 is: 7,027.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,083.08 : 18,115.02 = 4,687.24 : x
  2. Step 2: Convert to fraction form
    12,083.08/18,115.02 = 4,687.24/x
  3. Step 3: Cross multiply
    12,083.08x = 18,115.02 × 4,687.24
  4. Step 4: Simplify right side
    12,083.08x = 84,909,446.34
  5. Step 5: Solve for x
    x = 84,909,446.34/12,083.08
  6. Step 6: Final answer
    x = 7,027.14

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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.