Home / 6,933.92-10,400.76-1,739.72

Finding the Fourth Proportional to 6,933.92, 10,400.76 and 1,739.72

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Solution

The fourth proportional to 6,933.92, 10,400.76 and 1,739.72 is: 2,609.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,933.92 : 10,400.76 = 1,739.72 : x
  2. Step 2: Convert to fraction form
    6,933.92/10,400.76 = 1,739.72/x
  3. Step 3: Cross multiply
    6,933.92x = 10,400.76 × 1,739.72
  4. Step 4: Simplify right side
    6,933.92x = 18,094,410.19
  5. Step 5: Solve for x
    x = 18,094,410.19/6,933.92
  6. Step 6: Final answer
    x = 2,609.55

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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.