Home / 7,749.02-11,623.53-6,375.47

Finding the Fourth Proportional to 7,749.02, 11,623.53 and 6,375.47

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Solution

The fourth proportional to 7,749.02, 11,623.53 and 6,375.47 is: 9,563.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,749.02 : 11,623.53 = 6,375.47 : x
  2. Step 2: Convert to fraction form
    7,749.02/11,623.53 = 6,375.47/x
  3. Step 3: Cross multiply
    7,749.02x = 11,623.53 × 6,375.47
  4. Step 4: Simplify right side
    7,749.02x = 74,105,408.69
  5. Step 5: Solve for x
    x = 74,105,408.69/7,749.02
  6. Step 6: Final answer
    x = 9,563.20

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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.