Home / 6,406.49-9,606.64-2,245.92

Finding the Fourth Proportional to 6,406.49, 9,606.64 and 2,245.92

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Solution

The fourth proportional to 6,406.49, 9,606.64 and 2,245.92 is: 3,367.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,406.49 : 9,606.64 = 2,245.92 : x
  2. Step 2: Convert to fraction form
    6,406.49/9,606.64 = 2,245.92/x
  3. Step 3: Cross multiply
    6,406.49x = 9,606.64 × 2,245.92
  4. Step 4: Simplify right side
    6,406.49x = 21,575,744.91
  5. Step 5: Solve for x
    x = 21,575,744.91/6,406.49
  6. Step 6: Final answer
    x = 3,367.80

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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.