Home / 10,100.90-13,937.54-5,624.58

Finding the Fourth Proportional to 10,100.90, 13,937.54 and 5,624.58

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Solution

The fourth proportional to 10,100.90, 13,937.54 and 5,624.58 is: 7,760.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,100.90 : 13,937.54 = 5,624.58 : x
  2. Step 2: Convert to fraction form
    10,100.90/13,937.54 = 5,624.58/x
  3. Step 3: Cross multiply
    10,100.90x = 13,937.54 × 5,624.58
  4. Step 4: Simplify right side
    10,100.90x = 78,392,808.73
  5. Step 5: Solve for x
    x = 78,392,808.73/10,100.90
  6. Step 6: Final answer
    x = 7,760.97

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.