Home / 12,137.31-16,749.25-6,832.01

Finding the Fourth Proportional to 12,137.31, 16,749.25 and 6,832.01

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Solution

The fourth proportional to 12,137.31, 16,749.25 and 6,832.01 is: 9,428.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,137.31 : 16,749.25 = 6,832.01 : x
  2. Step 2: Convert to fraction form
    12,137.31/16,749.25 = 6,832.01/x
  3. Step 3: Cross multiply
    12,137.31x = 16,749.25 × 6,832.01
  4. Step 4: Simplify right side
    12,137.31x = 114,431,068.29
  5. Step 5: Solve for x
    x = 114,431,068.29/12,137.31
  6. Step 6: Final answer
    x = 9,428.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.