Home / 11,129.49-16,695.11-3,232.14

Finding the Fourth Proportional to 11,129.49, 16,695.11 and 3,232.14

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Solution

The fourth proportional to 11,129.49, 16,695.11 and 3,232.14 is: 4,848.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,129.49 : 16,695.11 = 3,232.14 : x
  2. Step 2: Convert to fraction form
    11,129.49/16,695.11 = 3,232.14/x
  3. Step 3: Cross multiply
    11,129.49x = 16,695.11 × 3,232.14
  4. Step 4: Simplify right side
    11,129.49x = 53,960,916.17
  5. Step 5: Solve for x
    x = 53,960,916.17/11,129.49
  6. Step 6: Final answer
    x = 4,848.46

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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.