Home / 7,381.51-11,073.35-2,450.03

Finding the Fourth Proportional to 7,381.51, 11,073.35 and 2,450.03

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Solution

The fourth proportional to 7,381.51, 11,073.35 and 2,450.03 is: 3,675.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381.51 : 11,073.35 = 2,450.03 : x
  2. Step 2: Convert to fraction form
    7,381.51/11,073.35 = 2,450.03/x
  3. Step 3: Cross multiply
    7,381.51x = 11,073.35 × 2,450.03
  4. Step 4: Simplify right side
    7,381.51x = 27,129,990.46
  5. Step 5: Solve for x
    x = 27,129,990.46/7,381.51
  6. Step 6: Final answer
    x = 3,675.40

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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.