Home / 6,739.68-10,103.76-4,426.08

Finding the Fourth Proportional to 6,739.68, 10,103.76 and 4,426.08

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Solution

The fourth proportional to 6,739.68, 10,103.76 and 4,426.08 is: 6,635.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,739.68 : 10,103.76 = 4,426.08 : x
  2. Step 2: Convert to fraction form
    6,739.68/10,103.76 = 4,426.08/x
  3. Step 3: Cross multiply
    6,739.68x = 10,103.76 × 4,426.08
  4. Step 4: Simplify right side
    6,739.68x = 44,720,050.06
  5. Step 5: Solve for x
    x = 44,720,050.06/6,739.68
  6. Step 6: Final answer
    x = 6,635.34

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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.