Home / 6,103.99-8,423.51-3,309.49

Finding the Fourth Proportional to 6,103.99, 8,423.51 and 3,309.49

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Solution

The fourth proportional to 6,103.99, 8,423.51 and 3,309.49 is: 4,567.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,103.99 : 8,423.51 = 3,309.49 : x
  2. Step 2: Convert to fraction form
    6,103.99/8,423.51 = 3,309.49/x
  3. Step 3: Cross multiply
    6,103.99x = 8,423.51 × 3,309.49
  4. Step 4: Simplify right side
    6,103.99x = 27,877,463.44
  5. Step 5: Solve for x
    x = 27,877,463.44/6,103.99
  6. Step 6: Final answer
    x = 4,567.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.