Home / 9,638.56-14,459.19-2,975.60

Finding the Fourth Proportional to 9,638.56, 14,459.19 and 2,975.60

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Solution

The fourth proportional to 9,638.56, 14,459.19 and 2,975.60 is: 4,463.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,638.56 : 14,459.19 = 2,975.60 : x
  2. Step 2: Convert to fraction form
    9,638.56/14,459.19 = 2,975.60/x
  3. Step 3: Cross multiply
    9,638.56x = 14,459.19 × 2,975.60
  4. Step 4: Simplify right side
    9,638.56x = 43,024,747.69
  5. Step 5: Solve for x
    x = 43,024,747.69/9,638.56
  6. Step 6: Final answer
    x = 4,463.82

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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.