Home / 6,530.24-9,786.92-4,189.36

Finding the Fourth Proportional to 6,530.24, 9,786.92 and 4,189.36

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Solution

The fourth proportional to 6,530.24, 9,786.92 and 4,189.36 is: 6,278.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,530.24 : 9,786.92 = 4,189.36 : x
  2. Step 2: Convert to fraction form
    6,530.24/9,786.92 = 4,189.36/x
  3. Step 3: Cross multiply
    6,530.24x = 9,786.92 × 4,189.36
  4. Step 4: Simplify right side
    6,530.24x = 41,000,931.17
  5. Step 5: Solve for x
    x = 41,000,931.17/6,530.24
  6. Step 6: Final answer
    x = 6,278.63

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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.