Home / 5,010.35-6,910.56-3,240.09

Finding the Fourth Proportional to 5,010.35, 6,910.56 and 3,240.09

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Solution

The fourth proportional to 5,010.35, 6,910.56 and 3,240.09 is: 4,468.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,010.35 : 6,910.56 = 3,240.09 : x
  2. Step 2: Convert to fraction form
    5,010.35/6,910.56 = 3,240.09/x
  3. Step 3: Cross multiply
    5,010.35x = 6,910.56 × 3,240.09
  4. Step 4: Simplify right side
    5,010.35x = 22,390,836.35
  5. Step 5: Solve for x
    x = 22,390,836.35/5,010.35
  6. Step 6: Final answer
    x = 4,468.92

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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.