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Finding the Fourth Proportional to 6,144.48, 9,216.84 and 2,448.48

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Solution

The fourth proportional to 6,144.48, 9,216.84 and 2,448.48 is: 3,672.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,144.48 : 9,216.84 = 2,448.48 : x
  2. Step 2: Convert to fraction form
    6,144.48/9,216.84 = 2,448.48/x
  3. Step 3: Cross multiply
    6,144.48x = 9,216.84 × 2,448.48
  4. Step 4: Simplify right side
    6,144.48x = 22,567,248.40
  5. Step 5: Solve for x
    x = 22,567,248.40/6,144.48
  6. Step 6: Final answer
    x = 3,672.77

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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.