Home / 12,134.73-16,746.53-6,830.13

Finding the Fourth Proportional to 12,134.73, 16,746.53 and 6,830.13

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Solution

The fourth proportional to 12,134.73, 16,746.53 and 6,830.13 is: 9,425.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,134.73 : 16,746.53 = 6,830.13 : x
  2. Step 2: Convert to fraction form
    12,134.73/16,746.53 = 6,830.13/x
  3. Step 3: Cross multiply
    12,134.73x = 16,746.53 × 6,830.13
  4. Step 4: Simplify right side
    12,134.73x = 114,380,942.80
  5. Step 5: Solve for x
    x = 114,380,942.80/12,134.73
  6. Step 6: Final answer
    x = 9,425.92

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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.