Home / 6,444.60-9,661.62-2,743.80

Finding the Fourth Proportional to 6,444.60, 9,661.62 and 2,743.80

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Solution

The fourth proportional to 6,444.60, 9,661.62 and 2,743.80 is: 4,113.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,444.60 : 9,661.62 = 2,743.80 : x
  2. Step 2: Convert to fraction form
    6,444.60/9,661.62 = 2,743.80/x
  3. Step 3: Cross multiply
    6,444.60x = 9,661.62 × 2,743.80
  4. Step 4: Simplify right side
    6,444.60x = 26,509,552.96
  5. Step 5: Solve for x
    x = 26,509,552.96/6,444.60
  6. Step 6: Final answer
    x = 4,113.45

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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.