Home / 7,368.96-11,052.33-2,687.87

Finding the Fourth Proportional to 7,368.96, 11,052.33 and 2,687.87

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Solution

The fourth proportional to 7,368.96, 11,052.33 and 2,687.87 is: 4,031.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,368.96 : 11,052.33 = 2,687.87 : x
  2. Step 2: Convert to fraction form
    7,368.96/11,052.33 = 2,687.87/x
  3. Step 3: Cross multiply
    7,368.96x = 11,052.33 × 2,687.87
  4. Step 4: Simplify right side
    7,368.96x = 29,707,170.98
  5. Step 5: Solve for x
    x = 29,707,170.98/7,368.96
  6. Step 6: Final answer
    x = 4,031.40

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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.