Home / 12,044.73-16,621.80-6,739.63

Finding the Fourth Proportional to 12,044.73, 16,621.80 and 6,739.63

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Solution

The fourth proportional to 12,044.73, 16,621.80 and 6,739.63 is: 9,300.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,044.73 : 16,621.80 = 6,739.63 : x
  2. Step 2: Convert to fraction form
    12,044.73/16,621.80 = 6,739.63/x
  3. Step 3: Cross multiply
    12,044.73x = 16,621.80 × 6,739.63
  4. Step 4: Simplify right side
    12,044.73x = 112,024,781.93
  5. Step 5: Solve for x
    x = 112,024,781.93/12,044.73
  6. Step 6: Final answer
    x = 9,300.73

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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.