Home / 9,270.47-13,905.72-2,250.45

Finding the Fourth Proportional to 9,270.47, 13,905.72 and 2,250.45

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Solution

The fourth proportional to 9,270.47, 13,905.72 and 2,250.45 is: 3,375.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,270.47 : 13,905.72 = 2,250.45 : x
  2. Step 2: Convert to fraction form
    9,270.47/13,905.72 = 2,250.45/x
  3. Step 3: Cross multiply
    9,270.47x = 13,905.72 × 2,250.45
  4. Step 4: Simplify right side
    9,270.47x = 31,294,127.57
  5. Step 5: Solve for x
    x = 31,294,127.57/9,270.47
  6. Step 6: Final answer
    x = 3,375.68

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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.