Home / 10,364.25-15,548.80-4,124.61

Finding the Fourth Proportional to 10,364.25, 15,548.80 and 4,124.61

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Solution

The fourth proportional to 10,364.25, 15,548.80 and 4,124.61 is: 6,187.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,364.25 : 15,548.80 = 4,124.61 : x
  2. Step 2: Convert to fraction form
    10,364.25/15,548.80 = 4,124.61/x
  3. Step 3: Cross multiply
    10,364.25x = 15,548.80 × 4,124.61
  4. Step 4: Simplify right side
    10,364.25x = 64,132,791.70
  5. Step 5: Solve for x
    x = 64,132,791.70/10,364.25
  6. Step 6: Final answer
    x = 6,187.89

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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.