Home / 4,260.79-6,392.10-2,412.78

Finding the Fourth Proportional to 4,260.79, 6,392.10 and 2,412.78

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Solution

The fourth proportional to 4,260.79, 6,392.10 and 2,412.78 is: 3,619.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,260.79 : 6,392.10 = 2,412.78 : x
  2. Step 2: Convert to fraction form
    4,260.79/6,392.10 = 2,412.78/x
  3. Step 3: Cross multiply
    4,260.79x = 6,392.10 × 2,412.78
  4. Step 4: Simplify right side
    4,260.79x = 15,422,731.04
  5. Step 5: Solve for x
    x = 15,422,731.04/4,260.79
  6. Step 6: Final answer
    x = 3,619.69

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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.