Home / 4,257.54-6,386.58-1,335.96

Finding the Fourth Proportional to 4,257.54, 6,386.58 and 1,335.96

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Solution

The fourth proportional to 4,257.54, 6,386.58 and 1,335.96 is: 2,004.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,257.54 : 6,386.58 = 1,335.96 : x
  2. Step 2: Convert to fraction form
    4,257.54/6,386.58 = 1,335.96/x
  3. Step 3: Cross multiply
    4,257.54x = 6,386.58 × 1,335.96
  4. Step 4: Simplify right side
    4,257.54x = 8,532,215.42
  5. Step 5: Solve for x
    x = 8,532,215.42/4,257.54
  6. Step 6: Final answer
    x = 2,004.02

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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.