Home / 9,211.51-13,817.40-2,286.01

Finding the Fourth Proportional to 9,211.51, 13,817.40 and 2,286.01

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Solution

The fourth proportional to 9,211.51, 13,817.40 and 2,286.01 is: 3,429.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,211.51 : 13,817.40 = 2,286.01 : x
  2. Step 2: Convert to fraction form
    9,211.51/13,817.40 = 2,286.01/x
  3. Step 3: Cross multiply
    9,211.51x = 13,817.40 × 2,286.01
  4. Step 4: Simplify right side
    9,211.51x = 31,586,714.57
  5. Step 5: Solve for x
    x = 31,586,714.57/9,211.51
  6. Step 6: Final answer
    x = 3,429.05

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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.