Home / 7,848.54-11,753.37-5,374.80

Finding the Fourth Proportional to 7,848.54, 11,753.37 and 5,374.80

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Solution

The fourth proportional to 7,848.54, 11,753.37 and 5,374.80 is: 8,048.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,848.54 : 11,753.37 = 5,374.80 : x
  2. Step 2: Convert to fraction form
    7,848.54/11,753.37 = 5,374.80/x
  3. Step 3: Cross multiply
    7,848.54x = 11,753.37 × 5,374.80
  4. Step 4: Simplify right side
    7,848.54x = 63,172,013.08
  5. Step 5: Solve for x
    x = 63,172,013.08/7,848.54
  6. Step 6: Final answer
    x = 8,048.89

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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.