Home / 12,053.38-16,634.64-6,748.69

Finding the Fourth Proportional to 12,053.38, 16,634.64 and 6,748.69

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Solution

The fourth proportional to 12,053.38, 16,634.64 and 6,748.69 is: 9,313.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,053.38 : 16,634.64 = 6,748.69 : x
  2. Step 2: Convert to fraction form
    12,053.38/16,634.64 = 6,748.69/x
  3. Step 3: Cross multiply
    12,053.38x = 16,634.64 × 6,748.69
  4. Step 4: Simplify right side
    12,053.38x = 112,262,028.62
  5. Step 5: Solve for x
    x = 112,262,028.62/12,053.38
  6. Step 6: Final answer
    x = 9,313.74

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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.