Home / 4,259.35-6,392.30-2,179.18

Finding the Fourth Proportional to 4,259.35, 6,392.30 and 2,179.18

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Solution

The fourth proportional to 4,259.35, 6,392.30 and 2,179.18 is: 3,270.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,259.35 : 6,392.30 = 2,179.18 : x
  2. Step 2: Convert to fraction form
    4,259.35/6,392.30 = 2,179.18/x
  3. Step 3: Cross multiply
    4,259.35x = 6,392.30 × 2,179.18
  4. Step 4: Simplify right side
    4,259.35x = 13,929,972.31
  5. Step 5: Solve for x
    x = 13,929,972.31/4,259.35
  6. Step 6: Final answer
    x = 3,270.45

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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.