Home / 4,129.14-6,196.11-1,664.18

Finding the Fourth Proportional to 4,129.14, 6,196.11 and 1,664.18

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Solution

The fourth proportional to 4,129.14, 6,196.11 and 1,664.18 is: 2,497.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,129.14 : 6,196.11 = 1,664.18 : x
  2. Step 2: Convert to fraction form
    4,129.14/6,196.11 = 1,664.18/x
  3. Step 3: Cross multiply
    4,129.14x = 6,196.11 × 1,664.18
  4. Step 4: Simplify right side
    4,129.14x = 10,311,442.34
  5. Step 5: Solve for x
    x = 10,311,442.34/4,129.14
  6. Step 6: Final answer
    x = 2,497.24

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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.