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Finding the Fourth Proportional to 6,652.69, 9,978.97 and 2,548.69

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Solution

The fourth proportional to 6,652.69, 9,978.97 and 2,548.69 is: 3,823.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,652.69 : 9,978.97 = 2,548.69 : x
  2. Step 2: Convert to fraction form
    6,652.69/9,978.97 = 2,548.69/x
  3. Step 3: Cross multiply
    6,652.69x = 9,978.97 × 2,548.69
  4. Step 4: Simplify right side
    6,652.69x = 25,433,301.05
  5. Step 5: Solve for x
    x = 25,433,301.05/6,652.69
  6. Step 6: Final answer
    x = 3,823.01

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1.5x scale

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.