Home / 3,463.43-4,780.62-3,287.12

Finding the Fourth Proportional to 3,463.43, 4,780.62 and 3,287.12

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Solution

The fourth proportional to 3,463.43, 4,780.62 and 3,287.12 is: 4,537.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,463.43 : 4,780.62 = 3,287.12 : x
  2. Step 2: Convert to fraction form
    3,463.43/4,780.62 = 3,287.12/x
  3. Step 3: Cross multiply
    3,463.43x = 4,780.62 × 3,287.12
  4. Step 4: Simplify right side
    3,463.43x = 15,714,447.71
  5. Step 5: Solve for x
    x = 15,714,447.71/3,463.43
  6. Step 6: Final answer
    x = 4,537.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.