Home / 6,525.60-9,786.96-4,178.56

Finding the Fourth Proportional to 6,525.60, 9,786.96 and 4,178.56

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Solution

The fourth proportional to 6,525.60, 9,786.96 and 4,178.56 is: 6,266.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,525.60 : 9,786.96 = 4,178.56 : x
  2. Step 2: Convert to fraction form
    6,525.60/9,786.96 = 4,178.56/x
  3. Step 3: Cross multiply
    6,525.60x = 9,786.96 × 4,178.56
  4. Step 4: Simplify right side
    6,525.60x = 40,895,399.58
  5. Step 5: Solve for x
    x = 40,895,399.58/6,525.60
  6. Step 6: Final answer
    x = 6,266.92

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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.