Home / 6,925.96-10,390.46-1,995.64

Finding the Fourth Proportional to 6,925.96, 10,390.46 and 1,995.64

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Solution

The fourth proportional to 6,925.96, 10,390.46 and 1,995.64 is: 2,993.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,925.96 : 10,390.46 = 1,995.64 : x
  2. Step 2: Convert to fraction form
    6,925.96/10,390.46 = 1,995.64/x
  3. Step 3: Cross multiply
    6,925.96x = 10,390.46 × 1,995.64
  4. Step 4: Simplify right side
    6,925.96x = 20,735,617.59
  5. Step 5: Solve for x
    x = 20,735,617.59/6,925.96
  6. Step 6: Final answer
    x = 2,993.90

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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.