Home / 5,262.30-7,262.90-3,137.96

Finding the Fourth Proportional to 5,262.30, 7,262.90 and 3,137.96

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Solution

The fourth proportional to 5,262.30, 7,262.90 and 3,137.96 is: 4,330.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,262.30 : 7,262.90 = 3,137.96 : x
  2. Step 2: Convert to fraction form
    5,262.30/7,262.90 = 3,137.96/x
  3. Step 3: Cross multiply
    5,262.30x = 7,262.90 × 3,137.96
  4. Step 4: Simplify right side
    5,262.30x = 22,790,689.68
  5. Step 5: Solve for x
    x = 22,790,689.68/5,262.30
  6. Step 6: Final answer
    x = 4,330.94

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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.