Home / 9,928.48-14,901.36-6,469.60

Finding the Fourth Proportional to 9,928.48, 14,901.36 and 6,469.60

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Solution

The fourth proportional to 9,928.48, 14,901.36 and 6,469.60 is: 9,710.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,928.48 : 14,901.36 = 6,469.60 : x
  2. Step 2: Convert to fraction form
    9,928.48/14,901.36 = 6,469.60/x
  3. Step 3: Cross multiply
    9,928.48x = 14,901.36 × 6,469.60
  4. Step 4: Simplify right side
    9,928.48x = 96,405,838.66
  5. Step 5: Solve for x
    x = 96,405,838.66/9,928.48
  6. Step 6: Final answer
    x = 9,710.03

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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.