Home / 11,937.26-17,905.88-4,146.14

Finding the Fourth Proportional to 11,937.26, 17,905.88 and 4,146.14

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Solution

The fourth proportional to 11,937.26, 17,905.88 and 4,146.14 is: 6,219.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,937.26 : 17,905.88 = 4,146.14 : x
  2. Step 2: Convert to fraction form
    11,937.26/17,905.88 = 4,146.14/x
  3. Step 3: Cross multiply
    11,937.26x = 17,905.88 × 4,146.14
  4. Step 4: Simplify right side
    11,937.26x = 74,240,285.30
  5. Step 5: Solve for x
    x = 74,240,285.30/11,937.26
  6. Step 6: Final answer
    x = 6,219.21

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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.