Home / 4,261.96-6,392.01-1,339.62

Finding the Fourth Proportional to 4,261.96, 6,392.01 and 1,339.62

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Solution

The fourth proportional to 4,261.96, 6,392.01 and 1,339.62 is: 2,009.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,261.96 : 6,392.01 = 1,339.62 : x
  2. Step 2: Convert to fraction form
    4,261.96/6,392.01 = 1,339.62/x
  3. Step 3: Cross multiply
    4,261.96x = 6,392.01 × 1,339.62
  4. Step 4: Simplify right side
    4,261.96x = 8,562,864.44
  5. Step 5: Solve for x
    x = 8,562,864.44/4,261.96
  6. Step 6: Final answer
    x = 2,009.14

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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.