Home / 12,146.73-16,762.19-6,841.23

Finding the Fourth Proportional to 12,146.73, 16,762.19 and 6,841.23

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Solution

The fourth proportional to 12,146.73, 16,762.19 and 6,841.23 is: 9,440.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,146.73 : 16,762.19 = 6,841.23 : x
  2. Step 2: Convert to fraction form
    12,146.73/16,762.19 = 6,841.23/x
  3. Step 3: Cross multiply
    12,146.73x = 16,762.19 × 6,841.23
  4. Step 4: Simplify right side
    12,146.73x = 114,673,962.89
  5. Step 5: Solve for x
    x = 114,673,962.89/12,146.73
  6. Step 6: Final answer
    x = 9,440.73

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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.