Home / 12,044.77-16,621.82-6,739.58

Finding the Fourth Proportional to 12,044.77, 16,621.82 and 6,739.58

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Solution

The fourth proportional to 12,044.77, 16,621.82 and 6,739.58 is: 9,300.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,044.77 : 16,621.82 = 6,739.58 : x
  2. Step 2: Convert to fraction form
    12,044.77/16,621.82 = 6,739.58/x
  3. Step 3: Cross multiply
    12,044.77x = 16,621.82 × 6,739.58
  4. Step 4: Simplify right side
    12,044.77x = 112,024,144.04
  5. Step 5: Solve for x
    x = 112,024,144.04/12,044.77
  6. Step 6: Final answer
    x = 9,300.65

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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.