Home / 9,278.40-13,918.50-2,704.44

Finding the Fourth Proportional to 9,278.40, 13,918.50 and 2,704.44

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Solution

The fourth proportional to 9,278.40, 13,918.50 and 2,704.44 is: 4,056.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,278.40 : 13,918.50 = 2,704.44 : x
  2. Step 2: Convert to fraction form
    9,278.40/13,918.50 = 2,704.44/x
  3. Step 3: Cross multiply
    9,278.40x = 13,918.50 × 2,704.44
  4. Step 4: Simplify right side
    9,278.40x = 37,641,748.14
  5. Step 5: Solve for x
    x = 37,641,748.14/9,278.40
  6. Step 6: Final answer
    x = 4,056.92

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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.