Home / 12,043.49-16,619.24-6,738.26

Finding the Fourth Proportional to 12,043.49, 16,619.24 and 6,738.26

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Solution

The fourth proportional to 12,043.49, 16,619.24 and 6,738.26 is: 9,298.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,043.49 : 16,619.24 = 6,738.26 : x
  2. Step 2: Convert to fraction form
    12,043.49/16,619.24 = 6,738.26/x
  3. Step 3: Cross multiply
    12,043.49x = 16,619.24 × 6,738.26
  4. Step 4: Simplify right side
    12,043.49x = 111,984,693.87
  5. Step 5: Solve for x
    x = 111,984,693.87/12,043.49
  6. Step 6: Final answer
    x = 9,298.36

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Double scale
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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.