Home / 6,735.12-10,104.30-2,118.12

Finding the Fourth Proportional to 6,735.12, 10,104.30 and 2,118.12

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Solution

The fourth proportional to 6,735.12, 10,104.30 and 2,118.12 is: 3,177.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,735.12 : 10,104.30 = 2,118.12 : x
  2. Step 2: Convert to fraction form
    6,735.12/10,104.30 = 2,118.12/x
  3. Step 3: Cross multiply
    6,735.12x = 10,104.30 × 2,118.12
  4. Step 4: Simplify right side
    6,735.12x = 21,402,119.92
  5. Step 5: Solve for x
    x = 21,402,119.92/6,735.12
  6. Step 6: Final answer
    x = 3,177.69

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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.