Home / 12,134.46-16,744.18-6,829.14

Finding the Fourth Proportional to 12,134.46, 16,744.18 and 6,829.14

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Solution

The fourth proportional to 12,134.46, 16,744.18 and 6,829.14 is: 9,423.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,134.46 : 16,744.18 = 6,829.14 : x
  2. Step 2: Convert to fraction form
    12,134.46/16,744.18 = 6,829.14/x
  3. Step 3: Cross multiply
    12,134.46x = 16,744.18 × 6,829.14
  4. Step 4: Simplify right side
    12,134.46x = 114,348,349.41
  5. Step 5: Solve for x
    x = 114,348,349.41/12,134.46
  6. Step 6: Final answer
    x = 9,423.44

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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.